Southwest of Phnom Penh in the Koh Rong Archipelago, the snorkeling around Song Saa island pair is a very popular dive destination in the Gulf Of Thailand. The two islands are locally known as Koh Ouen and Koh Bong, and are interconnected by a foot bridge. In addition, there are twenty deserted islands in the surrounding Koh Rong Archipelago. The region is known for it reefs just offshore that are popular with the snorkelers.
TIP: Keep in mind that electricity is scarce and ATM's are even scarcer.