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

Tourists refer to the natural phenomenon as the “firefall,” although park officials reserve that term for the days when ...

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 ...

The mountainside of Yosemite National Park will appear to catch fire later this month as the viral firefall ignites in one of California's most popular tourist destinations. Photographers from around ...