"How many are perched on a high open cliff? Most are in an alcove or canyon and won't get the sun setting behind it. Yosemite's special geography makes this fall distinctive," he said.
Yosemite waterfall's brief light show →
"Horsetail is so uniquely situated that I don't know of any other waterfall on Earth that gets that kind of light," said Michael Frye, who wrote the book "The Photographer's Guide to Yosemite."