Let there be light: Photographing Yosemite's elusive 'Firefall'

Once a year, photographers turn their lenses toward Yosemite's Horsetail Fall and hope for the best. If the conditions are right, the waterfall will be transformed into a spectacle known as 'Firefall' as the mid-to-late February sun casts a blazing orange glow on the water - that is, if the water is flowing, and if the horizon isn't too cloudy. And that's not to mention the difficulty of nabbing a coveted spot in view of the falls, as well-informed photographers claim their spaces early ...