Phnom Penh, is situated at the confluant of Mékong river, Bassac river and Tonle Sap river.

Phnom Penh, was named at the colonial time " the pearl of the South Asia East ", French built it with large avenues and it was the most significant city of the basin of Mekong. It was partly destroyed by the " Red Khmers", in particular the religious buildings, and certain frontages still keep traces of the engagements. From a few years, Phnom Penh has left its long nightmare, this city reappears and much of streets are always with building sites of construction. Many hotels were built in Phnom Penh and the city is become again smiling and full with life.