During rainy season, Thi Lor Su Waterfall thunders over 400-metre-long and 200-metre-tall vertical cliffs amid the dense jungle of Thailand's far western frontier. In the dry months it transforms into an angelic set of falls with refreshing pools to swim in. Visiting Thi Lor Su requires planning, time and effort -- and it's worth ... Read more about Thi Lor Su Waterfall .
Trekkers in search of an alternative to Pai and Chiang Mai will find some excellent options in the Umphang area, which also boasts some of Thailand’s best whitewater rafting. ... Read more about Tours, rafting and trekking .