Angkor Wat (Khmer: អង្គរវត្ត) is a temple complex at Siem Reap, Cambodia, built for the Hindu king Suryavarman II in the early 12th century as his state temple and capital city dedicated to God Vishnu , Before long it became a Buddhist site. It is the world's largest religious building. Angkor fell into decline after the 14th Century.[1]