I want to fly into Bangkok, then take a bus to Khorat to see Phimai. Then I want to go to Surin, and see Phnom Rung, Muang Tam, and Ta Muen. Then I want to take the bus to Champasak, Laos, and see Wat Phu. On the way back to Bangkok, I want to stop and see Lop Buri, Ayutthaya, and maybe some temples in bangkok.