Phnom Edtharoes located at the Communes of Psardek and Phnom Bat in Ponhea Leu District. The mountain of Edtharoes has three nemes called Phnom Udong or Phnom Preah Reachtrop or Phnom Edtharoes, which can be accessed by National Road No 5 "Phnom Penh-Battambang " ie from Phnom Penh to the turning road at Kilomet 37 and turn left about 3.50 Kilometers by red soil Road. The total distance from Phnom Penh to the mountain is 40.50 Kilometers. If we go from Ta Khmao to the mountain, the distance is 51.50 Kilometers. The mountain of Edtharoes lasts from the North to the South in a length of 1,500 Meters and its width of 700 Meters.

The mountain surrounded by roads including the eastern and western roads. At the North of the mountain, there is Phnom village and at the South, there is Porane village. The mountain has five peaks: The one-stupa peak has equal height to the Tri Treng peak, the mountain peak, the four-stupas peak, The peak of Preah Ang Chol Nipean and the peak of Ariya Kasbak. In addition, this site has natural beauty with the beautiful scenery and fresh air, which can attracts visitors especially by the history concerning the building of the Royal Palace from 17th-19th century (1620-1866) during the reign of King Chey Chetha II. This region has 18 ancient stupas.