The famously beautiful “firefall” in Yosemite National Park – an annual occurrence when the park’s Horsetail Fall appears to ...

Nearly a week after an upside-down American flag was seen hanging off Yosemite’s El Capitan during the park’s annual firefall event, climbers in Southern California have hung the same display off a ...

Members of the Alt National Park Service, who have labeled themselves the official "resistance" team of the National Park ...

The Department of the Interior told USA TODAY it was aware of the "unauthorized and inappropriate" display, which was eventually taken down.

Geomagnetic storms: When should we look up and when should we worry?