Things to Do and See Park Itineraries Romance at Yellowstone – Top 5 Romantic Things to Do Sunset over the Firehole River in the Upper Geyser Basin in Yellowstone. Sunset over the Firehole River in the Upper Geyser Basin in Yellowstone. 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: Greg Griffin