It's a discredited trope these days but for a time it used to seem like quicksand could be anywhere (tvtropes.org/pmwiki/pmwik...)
Never seen quicksand in real life yet media felt like it was trying to tell us something
Younger generations will probably have similar revelations about step-siblings
Quicksand is a common and deadly element of swamp, jungle, and desert terrain. Science Fiction stories written before the Moon landings are also liable to describe thick layers of extremely fine lunar...
