Ream National Park is one of the seven national parks of Cambodia. It was established by the former King Norodom Sihanoukand and situated around 18 km from Sihanoukville. The national park encompasses 210 km² including 150 km² of terrestrial and 60 km² of marine habitats. It has beaches, mangrove forests and tropical jungles, home to over 150 species of bird and well noted for its monkey population.
The park offers light treks & safari tours to observe its mammals, birds and waterfalls. Wat Ream, a Buddhist temple inside the park, is also worth a visit.