West Mebon Temple

The West Mebon (Khmer: ប្រាសាទមេបុណ្យខាងលិច) is a temple at Angkor, Cambodia, located in the center of the West Baray, the largest reservoir of the Angkor area. The temple's date of construction is not known, but evidence suggests the 11th Century during the reign of King Suryavarman I or Udayadityavarman II. 

For More Info: http://en.wikipedia.org/wiki/West_Mebon