Tulor is an archaeological site located in the Norte Grande natural region of the Antofagasta Region, Chile near San Pedro de Atacama. The site is a former village complex with an area of 5,200 m² (55,972 sq ft) and 22 outlying edifices. The settlement's remains are distributed in an east-west fashion along 2 km (1 mi). Radiocarbon and thermoluminescence dating date the origin of the settlement sometime between 380 BCE and 200 CE, but most structures are from the period 800 CE - 1200 CE. Architectural characteristics of Tulor are circular walls are made of mud and vaults. In 1998 the World Monuments Fund, an international non-profit organization, listed Tulor in the 1998 World Monuments Watch List of 100 Most Endangered Sites.