Geography of the Yosemite area 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 in Hetch Hetchy Valley is another notable waterfall. Hundreds of ephemeral waterfalls also exist in the park. All glaciers in the park are relatively small glaciers that occupy areas that
Si Lanna National Park Si Lanna National Park Si Lanna National Park () is a national park in Chiang Mai Province, Thailand. Home to waterfalls, caves and springs, this mountainous park is the source of numerous tributaries of the Ping River. Si Lanna National Park is located about north of Chiang Mai in Mae Taeng, Chiang Dao and Phrao districts. The park's area is . The highest point is Doi Chom Hot peak at . The Mae Ngat Somboon Chon Reservoir lies within the park. On 1 August 1989, Si Lanna was designated Thailand's 60th National Park. Mon Hin Lai Waterfall is a nine-tiered