Bousra Waterfall is located about 40 kilometers from Senmonorom District, in the Bousra Eco Park. It has three tiers and is one of the biggest waterfalls in Cambodia. The forest area is perfect for a picnic and trekking behind the falls. You can also zipline over the water, facilitated by the Mayura Hills Resort. This waterfall also features in a Khmer song of the Mondulkiri province.