A photographer captured a rare uninterrupted "firefall" at Horsetail Fall in Yosemite National Park over the weekend. Horsetail Fall flows over the eastern edge of El Capitan in Yosemite Valley.

San Luis Obispo photographer David Lalush captured the “firefall” phenomenon at Yosemite National Park on Feb. 11. DAVID ...

The firefall is a naturally occurring event that illuminates Yosemite’s Horsetail waterfall with light from the setting sun, giving the waterfall a bright orange glow, as if it were alight.

YOSEMITE HUMS ... pages without concern of exaggeration, but Horsetail in late winter does possess a late-in-the-day glow, mimicking an ethereal firefall, when the sun begins to set.

For a few weeks every February, Yosemite ... Dubbed the firefall, it takes place on the park's eastern side at El Capitan when the sunlight reflects through the famed Horsetail Waterfall.

Summer online reservations for Yosemite National Park have been postponed for an indefinite time. No reservations are needed ...

The setting sun transforms Horsetail Fall into a firefall in Yosemite National Park. (Getty Images/Haoxiang Yang/500px) Two weather factors need to come together perfectly for the firefall to ignite.

San Luis Obispo photographer David Lalush captured the “firefall” phenomenon at Yosemite National Park on Feb. 11. DAVID LALUSH www.lalush.com “Horsetail Fall can glow orange when it’s ...