Currently, volcanic activity is exhibited only via numerous geothermal vents scattered throughout the region, including
the famous Old Faithful Geyser, but within the past two million years, it has undergone three extremely large explosive eruptions, up to 2,500 times the size of the 1980 Mount St.
Not exact matches
Old Faithful is Yellowstone National Park's most
famous landmark.
CLOUDY WITH A CHANCE OF ERUPTION Yellowstone's
Old Faithful geyser is
famous for its near - clocklike regularity, but scientists with the U.S. Geological Survey recently determined that annual precipitation influences the overall frequency of eruptions in Yellowstone: The more it rains and snows nearby, the more often the geysers pop.
Explore the remote reaches of Yellowstone in heated snow coaches, and see
famous sites like
Old Faithful without the crowds.