Champei waterfall or Laang Ta Thong waterfall is 35 kilometers northeast of Odda Meanchey provincial town. A natural site, is includes a huge boulder that measures 500 meters squar. There is also a mountain valley on both sides of the waterfall and the surrounding area is full of flowers, particulary orchids. 

About 500 meters from the waterfall, there is a natural and cultural site organized by the monks who meditate at the site. Known as Ruot Champei, it has a number of statues that describe the life process from birth until death, as well as other religious and wildlife statues. 

The provincial tourism office is organizing and developing other attractions in Oddar Meanchey province, including: Tonle Sar site, O'Angkrong site, Sneung temple, Tropiang Baray, Por Temple, Kuy Plantation, Beung Snor, Tumnub Thmei and Toul Kruoy, a killing field during the Khmer Rouge regime and the site of a Khmer Rouge prison.