Yanawayin Lake

Yanawayin (Quechua "yana" black, Ancash Quechua "wayi" house, "black house", "-n" a suffix, other spellings "Yanahuain, Yanahuin, Yanahuni, Yanahuani") is a lake in the central Peruvian Andes. It lies in the Lima Region, Huaral Province, Andamarca District, near the village of Yanawayin "(Yanahuain)". The lake is situated at an altitude of about .
Landslide.
The site made world headlines in 1971 when on March 18 a rock avalanche of fell from an outcrop of jointed limestone about above the lake. It created a wave of that destroyed the Chungar Mine camp on the shore, owned by the Mining Company (Cia Minera Chungar, S.A.), destroyed all the mines' surface facilities, and killed 200–600 miners.