Watch the spectacular ‘Firefall’ phenomenon at El Capitan inside Yosemite National Park
Videos from Yosemite National Park show the iconic "Firefall" phenomenon glowing at Horsetail Fall inside California's crown ...
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Vehicles, visitors and volcanic eruptions recorded by Yellowstone seismic network
The Yellowstone Seismic Network is designed to record ground shaking due to earthquakes. But earthquakes aren’t the only ...