East Parai is an artificial lake or what is known as Barai, located east of the walled city of Angkor Thom. It was established in 900 AD during the reign of King Yasovarman I, and fed by the Siem Reap River flowing from the Kulin Hills. It was the second largest artificial lake in the Angkor region and one of the The largest artificial water reservoirs in the world, but it has dried up over time, and these days it consists of dry land and a few rice fields.