Reward challenge 3 Apr 6, 2008 13:12:14 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Erik R. on Apr 6, 2008 13:12:14 GMT -5 1. Phnom Penh2. Khmer3. 3 ( Laos, Vietnam, and Thailand )4. Gulf of Thailand5. Mekong River6. Reward Challenge 3