Things to Do and See Park Itineraries 5 Ways to Celebrate Summer’s Arrival in Yellowstone Aerial view of Old Faithful Geyser and Old Faithful Lodge. Aerial view of Old Faithful Geyser and Old Faithful Lodge. Share this Facebook Icon Twitter Icon Email Icon Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: NPS/Jim Peaco