Watch | 17 ancient ceremonial tombs discovered in Peru

Archaeologists have discovered ancient ceremonial tombs dating back 1,000 years from the Chimu-Inca period. The excavation will continue till December this year. Archaeologists are studying burial patterns and are of the opinion that the people could have belonged to high social class. They also believe that these people may have been sacrificed because the remains discovered are mutilated and decapitated.