Yosemite National Park concentration of waterfalls in a small area. Numerous sheer drops, glacial steps and hanging valleys in the park provide many places for waterfalls to exist, especially during April, May, and June (the snowmelt season). Located in Yosemite Valley, the Yosemite Falls is the highest in North America at . Also in Yosemite Valley is the much lower volume Ribbon Falls, which has the highest single vertical drop, . Perhaps the most prominent of the Yosemite Valley waterfalls is Bridalveil Fall, which is the waterfall seen from the Tunnel View viewpoint at the east end of the Wawona Tunnel. Wapama Falls
Khuean Srinagarindra National Park a hiding place during the Thai - Burmese wars of the 18th century. Srinagarind Reservoir formed on completion of the Srinagarind Dam in 1980. On 23 December 1981, Khuean Srinagarindra was designated a national park. Khuean Srinagarindra's most popular attraction is Huay Mae Khamin waterfall, a waterfall of seven levels which eventually flows to the Khwae Yai River. The waterfall's source is in the mountains in the east of the park. Other park waterfalls include Pha Sawan and Pha Tat. The park contains numerous cave systems. The long Tham Sawan features prehistoric cave paintings. Tham Neramit is dome-like in appearance