This lava-like visual is only seen when the conditions are perfect, and the sunset aligns with the waterfall just right.

Hundreds of visitors gathered in Yosemite National Park to gaze at the "Firefall," which occurs when the setting sun reflects ...

Yosemite’s Firefall! For just a few days each year, the setting sun perfectly aligns with Horsetail Fall, making it glow like ...

On a clear day, visitors at Yosemite National Park can once again catch a glimpse of the awe-inspiring "Firefall" effect.

Tourists refer to the natural phenomenon as the “firefall,” although park officials reserve that term for the days when people used to push bonfires off Glacier Point. According to Yosemite ...

This year, the chaos surrounding Firefall — and resulting damage to the area of the park where visitors gather to behold it — has some conservation-minded Yosemite tour guides opting out ...

Two weather factors need to come together perfectly for the firefall to ignite. First, storms need to deliver rain and mountain snow to the Yosemite area leading up to Feb. 21 to feed Horsetail ...

Summer online reservations for Yosemite National Park, which hosts nearly 4 million annual visitors, have been postponed. But those who want to see Firefall must still make reservations.