The meaning of "Kirirom" is "Happy Mountain". This name was given to the area by King Monivong within the Nineteen Thirties. The ancient name of the place was Phnom Vorvong Sorvong for the most 2 hills there have been connected with the Cambodian in style legend regarding two heroic princely brothers, Vorvong and Sorvong.
The park extends over the eastern half of the Cardamom Mountains. It is located 112 kilometer from national capital off National main road four on the road to Sihanoukville.
Lying at 675m (2,215 ft) above ocean level, Kirirom was Cambodia's first formally selected national park.
It contains many footpaths through the forests with a range of tiny lakes and waterfalls and was once used as a refuge by the Party of Democratic Kampuchea.
View in Google Map.