B) lead from one room to the outside as an escape or supply path
C) lead to a secret basement
D) tunnels through an obstacle
A) and B) don't necessarily mean the passage is underground, it could go behind walls overground. I can see why they wanted to put something special in the trope name to make it more distinct from Secret Path, which to my understanding is more about natural secret shortcuts between two locations (mountain path, through a swamp) and not so much involving buildings.
To me, the overground/underground distinction is not really relevant and should therefore not be part of the trope name. Unless I read the tropes wrong, in which case the overground examples need reassessment.
Secret Underground Passage is a subtrope of Secret Path and, to my understanding, deals with secret passages that:
A) and B) don't necessarily mean the passage is underground, it could go behind walls overground. I can see why they wanted to put something special in the trope name to make it more distinct from Secret Path, which to my understanding is more about natural secret shortcuts between two locations (mountain path, through a swamp) and not so much involving buildings.
To me, the overground/underground distinction is not really relevant and should therefore not be part of the trope name. Unless I read the tropes wrong, in which case the overground examples need reassessment.
edited 8th Dec '14 2:15:47 PM by eroock