‘Firefall’ returns to Yosemite, and it’s a spectacular sight

For a few days in mid-February, if the water is running and the sky is clear, dusk injects Horsetail Fall in Yosemite with the brilliance of molten lava in a phenomenon called “Firefall.”

The setting sun turns the waterfall an igneous gold and orange as it tumbles 1,500 feet down the eastern edge…