Atuncolla Sillustani
Alpaca farm near Puno.
Sillustani is a pre-Inca cemetery on the shores of Lake Umayo near Puno in Peru. The tombs, which are built above ground in tower-like structures called chullpas, are the vestiges of the Qulla people, who are Aymara conquered by the Inca Empire in the 15th century.