ALL YOU NEEDED to do to find the “backdoor to Hell” was to search underneath what is known as the ancient Church Group site. Long thought to be nothing more than local legend, the lore proved correct.
Project Lyobaa created a 3D model of a system of caves and passageways known as the “backdoor to Hell” in southern Mexico. The ancient Zapotecs believed the subterranean site to be an entrance to the ...