Yellowstone National Park's nearly 3,500 square miles seep slightly ... Mammoth Hot Springs and the North; Norris Geyser Basin; Old Faithful; Tower-Roosevelt and the Northeast; and West Thumb ...

Minnesota may have over Ten Thousand Lakes, but it's also the land of boiling springs. But even some locals have no idea this ...

Yellowstone National Park is home to an active supervolcano and the most famous geyser in the country, Old Faithful. Larger ...

If you have extra time, Grand Canyon of the Yellowstone ... and enjoy the geyser's eruption from the second-floor outdoor balcony of the Old Faithful Inn, another national treasure.

The impressive part is seeing this geyser come to life as it can send water 200 feet into the air! Average temperature: 196 ...

If you've been to Yellowstone National Park, you've likely sat on one of the wooden benches surrounding Old Faithful, the ...

Early on a June morning, about a dozen Montana State University students gather for breakfast at a campground 9 miles from the west entrance to Yellowstone National Park. As they ...

The Firehole River in Yellowstone National Park is now completely open to fishing. Restrictions were lifted due to cooler ...

Additional monitoring instruments, like those recently installed in Norris Geyser Basin in Yellowstone National Park, may help to better detect and potentially warn of such activity.

What did the Yellowstone landscape look like after one of its large caldera-forming eruptions? Clues from crystals suggest it ...

If you’re traveling to the Grand Canyon this summer and looking for a rest stop not populated by kinkajous, you might enjoy Poozeum, an unusual roadside attraction in Williams, Arizona, that is a ...