The world’s most famous geyser, Old Faithful in Yellowstone, currently erupts around 20 times a day. These eruptions are predicted with a 90 percent confidence rate, within a 10 minute variation ...

Old Faithful Inn is, in my opinion, the most iconic of all the National Park Lodges within the entire National Park Sys ...

Going to a popular destination doesn't have to mean you'll be overwhelmed by crowds -- as evidenced by this breathtaking ...

Old Faithful is a geyser in Yellowstone National Park, named after its regularity in erupting hot water and steam, fed by the geothermal activity of the Yellowstone supervolcano underneath.

Old Faithful geyser, which erupts on average every 90 minutes, is seen in Yellowstone National Park, Wyoming, on June 1, 2011. Mark Ralston/AFP/Getty Images ...

One of the major conduits is Old Faithful, which is continuously fed by percolated heated rainwater. Average discharge every time the geyser erupts is between 3,700 and 8,400 gallons.

Bring Yellowstone to you!” the park said in a Facebook post. “Watch Old Faithful and other geysers erupt from the warmth of your own home through our Old Faithful and Upper Geyser Basin ...

Tourists who come to see Yellowstone’s Old Faithful probably won’t notice what’s right under their feet. A new, spongy footpath made in part from 900 used tires leads visitors to the West ...

New University of Utah research into Yellowstone National Park's Steamboat Geyser, the world's largest geyser, provides a better look at how the geyser functions.

The 19-year-old woman—a concessions employee at the park—was injured early yesterday morning at Yellowstone's famous "Old Faithful" geyser. ... she was taken by ambulance to West Yellowstone ...

Yellowstone National Park has more than 10,000 thermal features, including 500 geysers. But its 4.1 million annual visitors seem to fixate on only one.