Royal Arch Cascade is a waterfall located on the north wall of Yosemite Valley and the Yosemite National Park, USA, within walking distance from the Ahwahnee Hotel. The falls are 1,250 feet high and are usually dry by June. The waterfall gets its name from its location immediately adjacent to the Royal Arches, which are a series of concentric semicircular setbacks in the cliff face. Yosemite Valley with Half Dome in the distance. ... Yosemite redirects here. ... Official language(s) English Capital Sacramento Largest city Los Angeles Area - Total - Width - Length - % water - Latitude - Longitude Ranked 3rd 158,302 sq mi 410,000 km² 250 miles 400 km 770 miles 1,240 km 4. ... Hopetoun Falls near Otway National Park, Victoria, Australia A waterfall is usually a geological formation resulting from water, often in the form of a stream, flowing over an erosion-resistant rock formation that forms a sudden break in elevation. ... Yosemite Valley with Half Dome in the distance. ... Yosemite redirects here. ... Ahwahnee Hotel The Ahwahnee is an enormous luxury hotel located in Yosemite National Park in a meadow on the floor of Yosemite Valley. ...