Things to Do and See Attractions Historic Sites in the Greater Yellowstone Area “WY-South-Pass-City-State-Hist-Site_FlickrShowUsYourTogwotee_680” "South Pass City State Historical Site. Photo by Show Us Your Togwotee via Flickr" 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