Koh Rong Cambodia Island Khmer: also romanized as Kaôh Rōng or Kos Rong), is the second largest island of Cambodia. Located in Koh Kong Province about 25 kilometers off the Sihanoukville’s coast in the Gulf of Thailand, the island has an area of approximately 78 km2 and 43 km of beaches. Currently, there are four small villages and also home to more than a dozen guesthouses and bungalows, many of them foreign-owned.Koh Rong has had a land concession granted by the Cambodian government. The Royal Group has been granted a 99-year lease and has plans to build “Asia’s first environmentally planned resort island”. The Survivor season 31 and 32 of the American reality game was filmed in Koh Rong as also years ago the French “Survivor” television program Koh Lanta.