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1%%
2%% The examples have been alphabetized. Please put any new example in its proper place in the folder rather than at the end.
3%%
4%% Zero-context examples are not allowed on wiki pages; all such examples have been commented out.
5%% Please add proper context before uncommenting them -- a good example should explain *how* it's an example.
6%%
7[[quoteright:255:[[VideoGame/StarFoxCommand https://static.tvtropes.org/pmwiki/pub/images/star_fox_titania.png]]]]
8[[caption-width-right:255:At least this one has a pretty moon.]]
9
10->''"Dune after dune in the ocean of yellow sand\
11Wind is blowing silently in the Sahara land"''
12-->-- '''Music/SandyMarton''', ''"Camel By Camel"''
13
14When you mention the word "desert" to somebody, they'll probably think of miles of nothing but sand, [[AllDesertsHaveCacti maybe a cactus here and there]], and towering sandy dunes dotting the landscape. When these places appear in fiction, there will be a great deal of emphasis on their vastness, emptiness and monotony -- in the desert there are no landmarks or recognizable features anywhere, just endless rows of identical dunes, making it extremely difficult to distinguish any one spot from another and thus to mark progress or direction.
15
16This is not a place where people typically go to of their own volition; characters in these deserts were either stranded here or are trying to travel between places separated by the desert. In either case, their goal is to get out; this is easier said than done, however, since finding one's way around is so difficult. It's hard to find directions, when the only landmarks all look like each other and are always changing shape and position, and it's even harder to tell where you are in the waste -- were you supposed to turn left at the thousandth dune or the thousand-and-tenth? Are you just into the desert, far into its depths or close to the edge? Are you even going in the right direction, or have you been [[GoingInCircles going in circles]] for the past week? It's hard to tell -- even your footprints are blown away by the desert wind.
17
18The Sea of Sand is also very, very empty -- there is no water here, no food, no resources or useful things; there is only sand. You only have what you took with you going in, and you've better hope it will last until the end of the crossing. Of course, you may be lucky and find an oasis -- unless it's an [[HollywoodMirage improbably realistic mirage]]. If there is a town here, it's likely poor, isolated, or a WretchedHive. The only exceptions are the opulent hideouts of {{Desert Bandit|s}} gang lords or of incredibly rich sultan or pharaoh figures. Other than that, the only inhabitants of the sands will be desert nomads, who are uncannily good at finding their way in the wastes, and [[CirclingVultures vultures who will soon start trailing travelers]]. More probably, however, you won't see a single living thing until -- unless -- you finally crawl your way, hand over hand, to the edge of the sandy wastes and into civilization once again.
19
20This popular image, it should be noted, is in large part ArtisticLicenseGeography. While true sand seas, formally known as "ergs"[[note]]taken from the Arabic word for this sort of terrain[[/note]], do exist, hot deserts[[note]]"desert" technically refers to any barren environment with little precipitation, including polar ice caps[[/note]] are more likely to be rocky and hilly, with rock formations and loose gravel; even in true sandy deserts like the Sahara and the Arabian desert, extensive badlands and rock formations are fairly common. A helpful analogy is that large deserts contain ergs in the same way that a large wetlands region contains bodies of water; scatterings of lakes are more common than horizon-spanning inland seas, and the latter are noteworthy in large part because of their rarity.
21
22Some particularly extreme cases will overlap with SandIsWater by having a very literal sea of sand, complete with sand ships and whale-like creatures swimming in the dunes.
23
24Compare ShiftingSandLand for the video game version and ThirstyDesert when basic survival is the main concern rather than keeping your bearings. This often occurs on a desert-based SingleBiomePlanet. May also contain a DesertSkull. See also AllDesertsHaveCacti for the only noteworthy features you'll find here.
25----
26!!Examples:
27
28[[foldercontrol]]
29
30[[folder:Anime & Manga]]
31* ''Manga/{{Bleach}}'': Hueco Mundo consists of a vast expanse of white sand desert, a gigantic building that serves as Aizen's HQ, and pretty much nothing else. However, the anime adds a forest beneath the desert where Menos-class Hollows live; this was originally planned to be included in the manga, but was cut due to time constraints.
32* ''Manga/ChildrenOfTheWhales'' is set on the Mud Whale, an island that moves around on a seemingly infinite desert comprised of nothing but sand.
33* ''Manga/FistOfTheNorthStar'': Following the nuclear war that decimated the planet, most of the world's wastes include wide desert areas, with the nearest towns being far enough apart that it takes days to get from one place to another, and the desert areas can only be safely traversed by automobiles. If you're travelling on foot, as Kenshiro is ought to do at times, you stand a very high chance of death by dehydration or getting lost in sandstorms; in fact, we're introduced to Ken while he's ready to collapse from a long journey through one of these areas without any water. Adding to the danger is the risk of running into murderous motorcycle-riding bandits, even if you're on a motorized transport yourself.
34* ''Manga/OnePiece'' has the desert kingdom of Alabasta, where the Straw Hats at one point have to traverse a wide expanse of desert to get to Rainbase, where Sir Crocodile has his Rain Dinners casino set up. Incidentally, the very nature of Alabasta strengthens Crocodile's [[DishingOutDirt Sand Sand Fruit]] powers, as he can consequently weaponize the desert itself (and does so during his first fight with Luffy).
35* ''Manga/{{Trigun}}'' is set on the planet Gunsmoke (No Man's Land in the manga), which is one huge expanse of desert. Though there are plenty of rocky areas, mountains, mesas, and canyons.
36[[/folder]]
37
38[[folder:Comic Books]]
39* ''ComicBook/{{Lanfeust}}'': In ''Lanfeust of the Stars'', the desert in the planet Dezunge (also known as Abraxar) is a literal Sea of Sands due to the planet's magnetic fields (that also prevent spacecraft from landing anywhere but the poles), complete with sailing ships, whale-like creature, and islands.
40-->It's much like a sea, except drowning here is much, much worse.
41%%* ''ComicBook/{{Tintin}}'': ''[[Recap/TintinLandOfBlackGold Tintin: Land of Black Gold]]'' occurs largely in one of these deserts.
42* ''ComicBook/WonderWoman1987'': The Sangtee Empire holds prisoners on a planet the prisoners term Hope's End where they're forced to work in mines. The prisoners don't run off from their horrible accommodations because the rocky area being mined is surrounded by inhospitable sand dunes as far as the eye can see.
43[[/folder]]
44
45[[folder:Comic Strips]]
46* ''ComicStrip/{{Crock}}'': The North African desert is vast and monotonous -- albeit with [[AllDesertsHaveCacti unexpected cacti]] -- something most apparent in those strips featuring the Lost Patrol.
47* ''ComicStrip/TheFarSide'': Several strips depict lost wanderers or local wildlife in deserts made up of nothing but endless rows of sandy dunes.
48[[/folder]]
49
50[[folder:Films -- Animation]]
51* ''WesternAnimation/{{Aladdin}}'': The Arabian desert as portrayed in the movie seems to consist almost entirely of dunes.
52-->'''Genie:''' Once again, this whole broadcast has been brought to you by SAND! It's ''everywhere!'' Get used to it!
53* ''WesternAnimation/AnAmericanTailFievelGoesWest'' has Tiger the cat fall off the train while trying to rejoin his friend Fievel the mouse. Tiger takes one look at the vast Southwest desert and bemoans his situation: "Lost, and alone, in a million-acre catbox." The scene is mostly a sand plain, with towering rocks in the distance. It will later contain a spiny cactus, plus a DesertSkull, which is part of a whole skeleton. Notably, in real life, the deserts of North America consist almost entirely of rock formations, rocky badlands and cactus-and-scrub brush -- some sand seas exist, but they're small and isolated.
54* ''WesternAnimation/LuckyLukeBalladOfTheDaltons'': The MagicalNativeAmerican Snake Feather lives in a completely sandy (and totally flat) desert.
55* ''WesternAnimation/{{Soul}}'' has the Zone, a place covered in dark, sandy substances where all people go into when they're hyperfocusing on a particular action. Moonwind and his crew even ride along the sand like waves.
56[[/folder]]
57
58[[folder:Films -- Live-Action]]
59* ''Film/AdventureInSahara'': Like ''Film/BeauGeste'' (see below), this film emphasizes the sea of sand aspect of the Sahara. And Agadez is established as being [[LegionOfLostSouls the French Foreign Legion]]'s most remote fort in the Sahara, with nothing but hundreds of kilometres of featureless sand in every direction.
60* ''Film/BeauGeste'' : Both the 1939 and 1966 productions emphasize the sea of sand aspect of the Sahara -- justified in this case, as the French Foreign Legion fought its wars in French North African colonies that involved garrisoning forts in the deeper desert.
61* ''Literature/{{Dune}}'': [[Film/Dune1984 Both]] [[Film/Dune2021 film]] [[Film/DunePartTwo adaptations]] feature [[SingleBiomePlanet Arrakis]] as this, with the giant {{sand worm}}s roaming it. In the Creator/DenisVilleneuve version more precisely, Duke Leto Atreides stresses out to his son Paul that the Atreides have [[LandSeaSky mastered the air and sea]] on Caladan, but that on Arrakis/Dune, they need the "desert power", i.e. an alliance with the Fremen who know how to survive and navigate through the [[DeathWorld hostile planet]]'s seas of sand like other world would require the same on sea, on land or in the sky.
62* ''Film/AFarOffPlace'': The film's climactic scenes take place in the sand dunes of the Kalahari desert.
63* ''Film/IceColdInAlex'' is set during UsefulNotes/WorldWarII and follows the struggle of a British ambulance unit stranded behind German lines, as they seek to evade capture and return to safety. Even though the British fought in North Africa for three years and the film was made in 1958 -- only fifteen years after the end of the fighting -- the "sea of sand" aspect of the desert is given disproportionate coverage. (In reality, only a very small part of the fighting took place in the sand sea and both armies sought to avoid this as much as they could, preferring the arid semi-desert terrain nearer the coast.)
64* ''Film/LawrenceOfArabia'': The film’s camerawork emphasises the vast, beautiful emptiness of the desert, over which the Arabs and the protagonist are fighting a war of mobility, often veering into SceneryPorn. The grand orchestral score sometimes serves to ram the point home.
65* In ''Film/PiratesOfTheCaribbeanAtWorldsEnd'', Davy Jones' Locker manifests as an infinite, white desert to serve as Captain Jack Sparrow's IronicHell.
66* ''[[https://en.wikipedia.org/wiki/Sea_of_Sand Sea of Sand]]'' is actually the name of a 1958 British war movie about a desert patrol in North Africa during UsefulNotes/WorldWarII. Released as ''Desert Patrol'' in the USA, it was filmed in Libya and starred Creator/RichardAttenborough.
67* ''Film/{{Spaceballs}}'' features a huge SingleBiomePlanet that is nothing but miles of desert with huge dunes, which Lone Starr and company crash-land on.
68* ''Franchise/StarWars'': Tatooine is a [[SingleBiomePlanet desert planet]] that has negligible surface water or plant life, and whose natives mostly consist of a few WretchedHive spaceports and alien DesertBandits. The so-called Dune Sea is a particular example: while many parts of Tatooine are rocky crags and mountains, the Dune Sea is a vast stretch of near-featureless sand that even the native life mostly avoids.
69[[/folder]]
70
71%%[[folder:Live-Action TV]]
72%%* In ''Series/{{Vikings}}'' this is how Halfdan explains what a desert is to Lagertha after he and Björn travel through it.%%How *is* it? Explain.
73%%[[/folder]]
74
75[[folder:Literature]]
76* ''Literature/TheBridgeKingdomArchives'': The Red Desert is described as a deadly sea of sand dunes, with occasional sand storms and only a handful of oases.
77* ''Literature/CiaphasCain'': Fecundia in ''The Greater Good'' is an Imperial Forge World of which virtually the entire surface outside the cities is a wasteland of sand-like mining and industrial particulates. Cain and Jurgen crash-land amid the dunes after their shuttle is damaged by tyranid ships and end up going in circles trying to walk out of it; they're eventually rescued by a Krieg Death Korps cavalry company on scouting duty.
78* ''Franchise/{{Dune}}'': The planet where the action is set in the first book and in the film adaptations is covered with sand. The {{Sandworm}}s move through the desert sands like fish through water.
79* In ''Literature/AFallOfMoondust'', by Creator/ArthurCClarke, a ship cruises the Sea of Thirst on the Moon, sinking into it and requiring rescue. This was written before the Moon probes and landings that revealed that moondust was solid, rather than a quicksand-like mass.
80* In ''Literature/TheFistOfGod'' by Creator/FrederickForsyth, the British forces in the Gulf refer to large parts of Saudi Arabia as "MMFD" (it's unclear whether this is TruthInTelevision, but given that Forsyth usually makes use of military and intelligence sources when researching his novels, it could be; the British Army is certainly as fond of acronyms as other armed forces). It takes the Americans a while to figure out that it stands for "Miles and Miles of Fucking Desert".
81* ''Literature/TheMartianChronicles'' features Martian ships sailing in the sandy deserts of Mars.
82* ''Literature/SkeletonCrew'': In "Beachworld", a starship crash-lands onto a desert world. The two survivors of the crash discover the shifting sand seems to have a mind and will of its own.
83* In the ''Franchise/StarTrek'' Expanded Universe novel ''Literature/SpocksWorld'', flashbacks to Vulcan history establish that after it became a desert world, Vulcan had huge expanses of sand seas. The sand is deep and fluid enough to be inhabited by whale-sized intelligent creatures, the "Underliers" or "dwellers in the deep sands", whom no one has ever fully seen because they never show their whole body above the surface.
84[[/folder]]
85
86[[folder:Tabletop Games]]
87* ''TabletopGame/{{Exalted}}'': The [[TheOldGods Yozi]] Cecelyne [[GeniusLoci manifests]] as an endless desert of silver sand encircling [[{{Hell}} Malfeas]]. Visitors can cross in five days ([[EldritchLocation no more, no less]]), but to the Yozis imprisoned in Malfeas, the sands are infinite.
88* ''TabletopGame/DarkSun'': The (known) World of Athas is surrounded by the mysterious Sea of Silt, a massive seabed that was dried up by eons worth of dark magic. Most if not all who have attempted to cross it have either died of thirst, exposure, heat stroke or monster attacks.
89[[/folder]]
90
91[[folder:Toys]]
92* Makers of scale model kits depicting the North African battles of WWII tend to fall victim to this trope. Veterans of the African war will tell you that North Africa was an extraordinarily varied landscape ranging from the European-style cultivated fields and farms of the coast right down to the Great Sand Sea of the true Sahara. In practice, however, the war was fought over terrain characterized by arid scrub strewn with dust, rock, pebbles and gravel. Manufacturers of models of the men and terrain invariably depict sand dunes and the Great Sand Sea; [[https://uamf.org.uk/viewtopic.php?f=230&t=7288 this model of the Afrika Korps' most numerous battle tank]] depicts it cresting a sand-dune with the obligatory sun-bleached animal skull to add visual interest. [[https://www.scalemates.com/kits/matchbox-pk-74-panzer-iii-ausf-l--149305 Box-art]] and illustrations also revolve around an excess of sand and sand-dunes.
93[[/folder]]
94
95[[folder:Video Games]]
96* ''VideoGame/ANNOMutationem'': After their defeat, Castor and Melissa both end up getting stranded in the midst of a desert that's overlaid with sandy hills of ergs, a clear sun, and without any excess of rocky terrain, with both of them HammeredIntoTheGround upon landing headfirst.
97* ''VideoGame/AssassinsCreedOrigins:''
98** The southernmost parts of the map are ergs, which have nothing and no-one in them, barring two one-off events.
99** The vision of Ramses II's personal afterlife Bayek sees in "Curse of the Pharoahs" looks like an endless desert, with the occasional interruption of important battlefields from Ramses' life, and giant half-buried statues of the man.
100* ''VideoGame/BornUnderTheRain'': As said in [[https://rpgmaker.net/games/7360/ the game's description]]:
101--> ''Keep walking, sweetheart,'' Odion says, his phantasmal jawbone clacking and clattering. ''Every minute we spend in this God-forsaken desert is another minute your body rots in my tomb.''\
102An ocean of sand stretches in front of them. How many more miles until they reach the tomb? How many more days until they break Anuket's Tear and lift the curse?
103* ''VideoGame/{{Civilization}} 5'' and ''6'' depict desert terrain as barren sand and desert hills as sand dunes, meaning that civs often build mines on the latter.
104%%* ''Franchise/FinalFantasy'' has a bunch, and basically [[AllDesertsHaveCacti all of them have Cactuars]]:
105%%** ''VideoGame/FinalFantasyX'' has Bikanel Island, home of the Al Bhed. The player starts their journey through here at an oasis.
106%%** ''VideoGame/FinalFantasyXI'' has the Altepa Desert. Its only oasis is Rabao.
107* ''VideoGame/FinalFantasyXII'' takes this trope quite literally with the Ogir-Yensa and Nam-Yensa Sandseas. Wide stretches of the Sandseas have sand with the consistency of water. The only way for the players to cross is on the scaffolds surrounding oil rigs. Natives to the area cross riding fish/dolphin-like creatures.
108%%** ''VideoGame/FinalFantasyXIV'' has two: Southern Thanalan (the rest of the Thanalan region actually has a diverse desert landscape) and Ahm Araeng.
109%%** ''VideoGame/FinalFantasyCrystalChronicles1'' has the Lynari Desert, which also has segments with flatter, hard-packed sand as well.
110* ''VideoGame/FZero'' has Sand Ocean in every entry except ''VideoGame/FZeroMaximumVelocity'', although you don't actually traverse it in normal gameplay seeing as the tracks are hovering above it.
111* ''VideoGame/GoldenSun'': Averted in all games, where deserts are as much sand as they are rock. The Lamakan desert is dangerous in that walking on the sand rather than rock causes a heat gauge to rise, harming the party when it hits the maximum and requiring splashing around in an oasis to reduce. Unfortunately, oases are hidden by mirages, and not all hidden areas are oases, many contain an AntlionMonster.
112* ''VideoGame/HomeworldDesertsOfKharak'': Played straight for much of the game, where the only things that are not sand are rocky outcroppings, Gaalsien settlements and [[spoiler: the [[DerelictGraveyard remains]] of the [[SaharanShipwreck starships]] that got [[TeleFrag pulled out of hyperspace]] due to interference from the Khar Toba]]. The game also takes the "Sea" bit of the trope quite literally. Military forces operating on Kharak are referred to in naval terms such as "fleets" operating from massive "carriers" on threads.
113* ''Franchise/TheLegendOfZelda'':
114** ''VideoGame/TheLegendOfZeldaSkywardSword'': The Lanayru region is a massive desert mostly covered in quicksand where Link will rapidly sink if he doesn't keep moving. The Lanayru Sand Sea is even worse, to the extent that it can't be safely crossed on foot, and instead must be traversed with a specially-equipped speedboat (however, this is not a case of SandIsWater -- the boat is equipped with a device that projects a time travel field going back to the time the sea covered the area).
115** ''VideoGame/TheLegendOfZeldaBreathOfTheWild'': The Gerudo Desert is essentially a giant sandpit filling the southwest corner of the map, with a few rocky formations or weathered ruins poking out here and there. The sand is a not insignificant obstacle to travel, as Link will be slowed down by sinking into the loose sand unless he wears special sand boots, putting him at a distinct disadvantage to the [[LizardFolk Lizalfos]] and [[SandWorm Moldugas]] that swim through the sand like water. Other than that, the only inhabited areas in the desert are Gerudo Town and Kara Kara Bazaar, built over the only two oases in the desert. Notably, while players can normally instantly orient themselves by using the Sheikah slate's map function, large sections of the desert are periodically obscured by large sandstorms that cut off service for the slate while lowering visibility to nil, making getting lost a very real danger.
116* ''VideoGame/MassEffectAndromeda:'' The north-west part of Elaaden is a giant, endless dune of sands, with the occasional bit of Remnant tech poking out of it. Compare that to the rest of the map, which is hoodoos and massive, ''massive'' sinkholes. Most of the civilization (or what passes for it) on the moon is centered around the only source of water.
117* ''VideoGame/{{Minecraft}}'': The desert biome consist chiefly of sand blocks, with the only vegetation being cacti and dead bushes -- the only edible things here are rabbits, but good luck catching them. There are desert villages and some mobs that spawn in the desert, but the overall effect is a sea of sand.
118* ''VideoGame/MonsterHunter'': The series usually averts this trope, as its deserts have various rocky structures, oasis, palms, and caves. In ''[[VideoGame/MonsterHunter3Tri 3]]'' and ''[[VideoGame/MonsterHunter4 4]]'', however, there is a straight example in the Great Desert where the Jhen Mohran and its cousin Dah'ren Mohran respectively are fought, as most of the fight takes place in a "sea" of sand that the Mohrans move in as if it was water, and you chase it in a ship with sails.
119* ''VideoGame/PaperMario'':
120** ''VideoGame/PaperMario64'' has Dry Dry Desert, which is seven screens wide and seven screens deep, the largest such area in the game. Except for Dry Dry Outpost at the end and a nearby oasis, it's also mostly featureless and devoid of any landmarks. Goombario complains about the vastness and emptiness of the place if you have him follow you and you talk to him.
121** ''VideoGame/PaperMarioTheOrigamiKing'' has Shifting Sandpaper Desert, which is so large that, right before he sets foot there, Mario is given a special car adapted for the region as a means of faster traveling. Downplayed because it ''does'' have landmarks in the form of ruins and towers, but they all look pretty similar to each other. The game is fond of hiding things in Shifting Sandpaper Desert and asking you to locate them based on subtle unique features in the landscape you may have missed among the monotony.
122* ''VideoGame/PokemonSunAndMoon'', and ''VideoGame/PokemonUltraSunAndUltraMoon'' by extension: Haina Desert is a large, open desert where not only is there empty space all around, [[TheMaze taking the wrong turn will warp the player character elsewhere]], making it feel even larger and featureless.
123* ''VideoGame/SandsOfDestruction'': There is a literal ocean named the "Sand Sea". Unusually, it seems to be treated more like an actual ocean rather than a colossal desert, seemingly requiring specialized equipment to traverse it, there are even Sand Whales that live beneath the sands.
124%%* ''VideoGame/SlimeRancher'': The Glass Desert is an example and it acts similar to the Slime Sea in which you will be knocked out for the remainder of the day if you fall in.%%Explain how it fits this trope.
125* ''VideoGame/{{Terranigma}}'' includes the Taklama Desert, an ImpassableDesert where Ark has to follow precise directions to make it from one side to the other safely.
126* ''VideoGame/XenobladeChroniclesX'':
127** Averted with the game's designated desert region of Oblivia, which despite being referred to in-game as "Sandy Butt Canyon" by Tatsu, actually has very little sand and is mostly rocky badlands.
128** Played straight by the continent of Sylvalum, which is covered in a layer of fine, ghostly-white sand and even has a number of regions explicitly named "sandseas" because of how sprawling and sandy they are. However, Sylvalum is actually a continent-sized forest and the sand is implied at times to actually be pollen. Thus, though it fits the bill of being a sand sea, it is much more alien and surreal than other examples of this trope.
129* ''VideoGame/{{XenoGears}}'': Dazil Desert is a wide field of dunes that makes it almost a sea of sand with both armies of Aveh and Kislev combing the landscape to search for ancient ruins beneath to utilize the artifacts for the war.
130[[/folder]]
131
132[[folder:Web Comics]]
133* ''Webcomic/{{Homestuck}}'': Tavros' planet, the Land of Sand and Zephyr, is covered by an immense sea of reddish-tan sand dotted with occasional ruins.
134* ''Webcomic/TheOrderOfTheStick'': Girard hid his Gate in the middle of a huge desert, so that the difficulty of navigating to its location will add to [[MasterOfIllusion the other tricks he used to protect it]].
135[[/folder]]
136
137[[folder:Web Original]]
138* ''Website/{{Neopets}}'': The Lost Desert is portrayed as just a vast ocean of sand. Travelers are often depicted as having to trudge over endless sand-dunes, and a lot of food available to buy, both in Sakhmet and Qasala, is literally made of sand because little grows in the desert.
139[[/folder]]
140
141[[folder:Western Animation]]
142* ''WesternAnimation/AvatarTheLastAirbender'': The Si Wong desert is a massive expanse of sandy dunes. The only exception is Si Wong Rock.
143* ''WesternAnimation/HarryAndHisBucketFullOfDinosaurs'': In "Hail the Queen", the Ancient Egyptian desert is portrayed as, as Pterence puts it, a "sand box".
144* ''WesternAnimation/{{Ninjago}}'': A few vast deserts have been seen, including the [[TitleDrop Sea of Sand]] and the Desert of Doom.
145%%* ''WesternAnimation/{{Tintin}}'' portrays the Sahara as full of sand.
146[[/folder]]
147
148[[folder:Real Life]]
149* This kind of desert, properly described as a sand sea or an erg, [[https://en.wikipedia.org/wiki/Erg_(landform) does exist]]. However, ergs are landscapes within larger deserts and do not make up the entirety of desert regions -- even the most erg-heavy deserts in the world, the Sahara and the Arabian desert, consist chiefly of large stretches of rock, arid mountains and dry scrubland interspersed with sand seas (although, in fairness, a few of these sands seas cover more land than small nations).
150* [[http://en.wikipedia.org/wiki/Polar_desert Polar deserts]] are deserts not made up of sand -- they are made up of miles of snow and even snow dunes over hard bedrock or gravel plains. Precipitation is scarce here, especially during ice ages.
151* Sand seas have also been discovered on several extraterrestrial worlds, including the planets {{UsefulNotes/Venus}} and {{UsefulNotes/Mars}}, and [[UsefulNotes/TheMoonsOfSaturn Titan, largest moon of Saturn]].
152[[/folder]]

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