Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

Written by Mark Stelten, deputy scientist-in-charge at the Yellowstone Volcano Observatory, the post analyzes the v olcano's ...

Geologists from the Yellowstone Volcano Observatory are often asked to estimate how likely future eruptions are at ...

Newberry National Volcanic Monument is located within Deschutes National Forest .The Paulina Visitor Center (which is open ...

The park sits 26 miles north of Bend and is open year-round from dawn to dusk. There's a $5 day use fee that you can pay ...