A temple-mountain, a forest of 200 gigantic faces in the mysterious glances looking in all the directions, at enigmatic smiles, at beings of another world, in their smiling serenity. This 3-storeyed temple and 43 m of height , stayed for a long time an enigma. Built in 12th century by Jayavarman VII, first floors are a pantheon dedicated to the gods Khmers of the beginning of its construction, in a time of transition between the Hinduism and the Buddhism. The superior floor is dedicated to Buddha. Fabulous low reliefs of 1200m of length and representing more than 11000 sculptured persons, very long frescoes telling the fights and the naval battles between the Khmers and the Chams, as well as the daily life.