Located in the Yauyos Province of central Peru, Qaqa Mach'ay (Quechua meaning "Cliff Cave") is a limestone cave high in the Andes Mountains that was explored and surveyed in 2004 by an international expedition. At 4930m above sealevel, it is the highest surveyed cave in the world.
Read more about Qaqa Mach'ay: Cave Description
Other articles related to "qaqa":
... "It is thought that Qaqa Mach’ay (‘Cliff Cave’) is an abandoned glacial sink formed on a geologically-favourable bedding plane ...