Illusion transforms Yosemite waterfall into 'firefall'
Friday, February 19, 2016 - 15:30
in Earth & Climate
Ben HooperYOSEMITE NATIONAL PARK, Calif., Feb. 19 (UPI) -- Visitors to Yosemite National Park's Horsetail Falls are capturing photos of a stunning yearly phenomenon known as the "firefall."