Adaptation Displacement: In the novel, Fogg decides against traveling by balloon as too risky and impractical. However, since the 1956 film, the image of Fogg and company traveling in a gas balloon is indelible to the public image of the story.
To the point that a brand of crisps is named after Fogg and features an illustration of him in a balloon pointing towards exotic new tastes.
Passepartout, in his joy on reaching at last the American continent, thought he would manifest it by executing a perilous vault in fine style; but, tumbling upon some worm-eaten planks, he fell through them. Put out of countenance by the manner in which he thus "set foot" upon the New World, he uttered a loud cry, which so frightened the innumerable cormorants and pelicans that are always perched upon these movable quays, that they flew noisily away.
Fridge Logic: one of the problems when they reach New York is that, when they arrive to the port, the ship they had planned to take in order to reach London has already departed. However, if they had won one day by crossing the International Day Line, shouldn't they have arrived with at least one day to spare?
Germans Love David Hasselhoff: The series was aired in the USSR nearly every summer (without several episodes, though). It is still frequently rerun in some ex-USSR countries.
It Was His Sled: The novel is just as famous, if not more, for the ending twist than for its actual plot.