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
Triglav National Park the Sava River watershed and the Soča River watershed. Many waterfalls can be found in the park, and most of them are located in the valleys of Soča River and its tributaries. The highest waterfall is Boka Falls (106 m). The lakes in the park are all of glacial origin. The largest among them is Lake Bohinj. Others are the Triglav Lakes (located in the Triglav Lakes Valley), Lake Krn, and Lower and Upper Križ Lake. Triglav National Park Triglav National Park (TNP) () is the only national park in Slovenia. It was established in its modern form in 1981