Coyllococha Dam - Credit: Wikimedia Commons
Coyllococha (possibly from Quechua quyllu impeccable white; generic name for a kind of potatoes, qucha lake,) is a lake in Peru located in the Junín Region, Huancayo Province, Chongos Alto District. It is situated at a height of approximately , about 4.15 km long and 1.45 km at its widest point. Coyllococha lies southwest of Yurajcocha and Huichicocha. It belongs to the watershed of the Mantaro River. Read more on Wikipedia
Source: en.wikipedia.org