Angkor Vat is the biggest temples of the monumental complex from Angkor to the Cambodia. It was built by Suryavarman II at the beginning of the XIIth century as "temple of State" and capital. Temple was the best protected from Angkor, one most medieval big cities of the world, he is the only one to have remained an important religious center since his foundation, initially Indian and to dedicated to Vishnou, then, Buddhist. The temple is the archetype of the classic style of the Khmer architecture.