The Nor Yauyos-Cochas Landscape Reserve is a protected area in Peru located in the Lima Region, Yauyos Province and in the Junín Region, Jauja Province. It lies with the Peruvian Yungas and Central Andean wet puna ecoregions.
Sima Pumaqucha, one of the deepest caves of South America, and Qaqa Mach'ay, the highest surveyed cave in the world, are situated in the reserve.