"Firefall" occurs when the sun is setting as beams of sunlight shine down on Horsetail Fall at a particular angle. As it does, the water shines bright and looks like a river of molten lava from a ...

Every year from mid- to late February, the setting sun hits Yosemite's Horsetail Fall along the eastern edge of the soaring El Capitan at just the right angle, creating the illusion that the ...