To get to the Death Mountain Dark World Treasure Cave, first go to Death Mountain in the Light World. Head up the long ladder ...

However, that is where pupfish thrive. Their favorite spot in Devil’s Hole is in the shallow water on a small ledge in a compact area of the cave. It is where they like to feed and breed.

They were on a ledge about 400 meters deeper into the cave from the submerged Pattaya Beach mound. Thai television commentators have been speculating about how the group survived in the pitch dark.