Yosemite Valley Yosemite Valley Yosemite Valley ( ) is a glacial valley in Yosemite National Park in the western Sierra Nevada mountains of Central California. The valley is about 7.5 miles (12 km) long and approximately 3000–3500 feet deep, surrounded by high granite summits such as Half Dome and El Capitan, and densely forested with pines. The valley is drained by the Merced River, and a multitude of streams and waterfalls flow into it, including Tenaya, Illilouette, Yosemite and Bridalveil Creeks. Yosemite Falls is the highest waterfall in North America, and is a big attraction especially in the spring when the water
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