A group of frustrated Yosemite ... the firefall event, then roll it back up and leave — enough time for it to register with viewers in the valley but not so long that it would ruin the photos ...

The enchanting phenomenon known as "Firefall" in California's Yosemite National Park is around for one weekend more until next year. Photos from a Firefall occurrence on Feb. 5 show how ...

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.