River Cruise activities in Thailand
Local long-tail boat trips can be arranged through several local agents or at the various piers. The typical trip involves a circuit around a large island and upriver for a view of the Burmese casino hotel.
You can also arrange to stop off at a Lao village on the large river island of Don Sao, roughly halfway between Sop Ruak and Chiang Saen. The Lao immigration booth here is happy to allow day visitors onto the island without a Lao visa. A 20B arrival tax is collected from each visitor. There's not a lot to see, but there's an official post office where you can mail letters or postcards with a Laos PDR postmark, a few shops selling T-shirts and Lao handicrafts, and the…
Five-passenger speedboats leave from the waterfront jet to Sop Ruak , or all the way to Chiang Khong (per boat one way/return 2000/2500B, 1½ hours).
It's also possible to take a passenger boat to Jinghong, in China's Yunnan Province.