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
Selfoss (waterfall) through a gorge which is part of the Jökulsárgljúfur National Park. Selfoss (waterfall) Selfoss is a waterfall on the river Jökulsá á Fjöllum in the north of Iceland. The river drops over a number of waterfalls over about 30 km before flowing into Öxarfjörður, a bay of the Arctic Sea. The river originates as melt water from the glacier Vatnajökull and therefore the water flow varies depending on the season, the weather and volcanic activity. A few hundred meters downstream of the "Selfoss" waterfall ( high), the Dettifoss waterfall is situated, the most powerful waterfall in Europe. The river falls