Gallery 2 Results Reset All Close Tonle Sap lake in Cambodia. The Prek Toal Ramsar Site includes some of the most pristine floodplains in the Tonle Sap. Sorn Pheakdey This photo was taken in Kompong Speu province, Cambodia. There is a rice field right next to the lake and, the all farmers use this water to help growing their farming work. Kimyean Ky 2