Old Faithful Geyser Bubbling Up Prior to Eruption
This is a photo of Old Faithful geyser bubbling up just prior to eruption. It erupts approximately every 90 minutes, but times between can range from 45 to 110 minutes.
© Angela M. Brown (2008)More Yellowstone Photo Galleries
Yellowstone National Park Visitor Information
What to Know Before You GoThe Regions of Yellowstone National ParkVisitor Centers in Yellowstone National Park
Yellowstone National Park Accommodations
Lodging and Camping Inside Yellowstone National ParkLodging and Camping Near Yellowstone National ParkTop Hotels Inside Yellowstone National Park
Related Articles
See More About