Stock photography, photos: USA: Yellowstone Nat.Park Stock photos of USA/Wyoming: Old Faithful Geyser at Yellowstone National Park Photograph: © Edmund Nagele Click for a larger image and more information Keywords associated with this stock photo: 873223, horizontal, usa, u.s.a., us, america, united states, american, wyoming, yellowstone, national park, n.p., nat. park, nat.park, old faithful, geyser, upper geyser basin, geothermal, yellowstone national park, feature, hot, spring, big geyser, regular, boiling, water, steam, steaming, people, sitting, watching, tourist, tourists, tourism, travel, destination, attraction,