Pacopampa — Wikipedia and Atlas

Pacopampa (Quechua: paqu pampa) is an archaeological site located in the northern highlands of Peru, in the department of Cajamarca. It presents the remains of a monumental ceremonial center, made with cut and polished stone. It belongs to the Formative period, dating from 1200 to 500 BC. The land where the reservoir extends belongs to the National University of San Marcos, which through its Rural Andean History Seminar cares permanently for the monument.