Lassen Volcanic National Park, about a four-hour drive north of San Francisco, feels like a secret getaway.

Hundreds of the animals were loaded into coolers and hiked into the backcountry.

The last Cascades frog in Lassen Volcanic National Park in Northern California was well known to amphibian survey crews. Year after year, she turned up near Juniper Lake, full of eggs, seeking a mate.

A magnitude 4.7 earthquake struck Northern California on Sunday afternoon to the east of Lassen Volcanic National Park, according to the U.S. Geological Survey, and it was reportedly felt as far south ...

Lassen Volcanic National Park in far Northern California is a rugged wonderland of lava flows, cinder cones and boiling pools. It is also dotted with welcoming meadows and alpine lakes - places a ...

Nearly 20 years ago, the last known Cascades frog disappeared from Lassen Volcanic National Park. Now researchers are bringing them back, hoping the frogs can stage a comeback. Lassen Volcanic ...

A magnitude 4.9 earthquake shook the Susanville area in Lassen County in Northern California two days after another sizable quake, the U.S. Geological Survey reported. The 3-mile deep quake hit 9 ...