The Yanachaga–Chemillén National Park (Parque Nacional Yanachaga-Chemillén) is located in the Pasco
Region in Peru
. It preserves part of the Peruvian Yungas
moist forests ecoregions.The Palcazu River, Huancabamba River, Pozuzo River and their affluents flow through this National Park. Some native communities still live in here. There are also some archaeological fields from the Inca and Yanesha cultures.