Panoramic view of Lake Umayo and the Sillustani burial ground (the 2 towers on the right) in Peru. Sillustani is a pre-Incan cemetery with tombs built above ground in tower-like structures housing the remains of nobles. The site was built by the Aymara, who were conquered by the Inca in the 15th century.

Panoramic view of Lake Umayo and the Sillustani burial ground (the 2 towers on the right) in Peru. Sillustani is a pre-Incan cemetery with tombs built above ground in tower-like structures housing the remains of nobles. The site was built by the Aymara, who were conquered by the Inca in the 15th century.. Learn more.