The Old Faithful Geyser Basin is a must-see spot in Yellowstone National Park, known for its iconic eruptions that draw visitors from around the world. With eruptions happening approximately every 94 minutes, plus or minus 10 minutes, this famous geyser can shoot water up to 180 feet high. Make sure to check out the historic Old Faithful Inn and Visitor Education Center while you're there for a full Yellowstone experience.