Yellowstone National Park is noted for the geothermal marvels, but it is the threat below ground that holds the attention. Events such as the Black Diamond Pool explosion and current seismic activity ...

and pools next to Old Faithful Geyser in Yellowstone's Upper Geyser Basin. Geyser Hill is a must for any Yellowstone visitor.

A geyser explosion in Yellowstone National Park sent dozens of visitors running Tuesday morning, officials said. Videos taken ...

Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser Basin is home to the park's oldest (thermal features are said to have been present here for more ...

YELLOWSTONE NAT'L PARK, Wyo. - A magnitude 3.9 earthquake occurred near Norris Geyser Basin in Yellowstone National Park on January 28 at about 6:00 p.m. MST. The United States Geological Survey ...

U.S. News Insider Tip: Consider renting a bike to explore this area. You can rent bikes for an hour or the whole day at the Old Faithful Snow Lodge. Keep in mind, biking isn't permitted on the ...