Grand Geyser is a fountain geyser in the Upper Geyser Basin of Yellowstone National Park in the United States. It is the tallest predictable geyser known. It was named by Ferdinand Vandeveer Hayden in 1871.
Old Faithful
Old Faithful Inn
Upper Geyser Basin
Beehive Geyser
Old Faithful Inn Dining Room
Old Faithful Inn Bear Paw Deli