From Bangkok to Krabi via Khao Sok, this southern Thailand adventure mixes riverside stays, long‑tail boat rides and laid‑back beach time. Stay at W22 by Burasari (or similar) in Bangkok, then spend a night on an overnight train to Surat Thani. In Khao Sok, enjoy Riverside Cottages and Sai Chon Raft House (or similar). Conclude with two nights at Avani Ao Nang Cliff Krabi Resort (or similar).