Road Trips Stops on the Way South Dakota Stops on the Way Jewel Cave National Monument in South Dakota “SD-JewelCave_FlickrMargaretRiver_700” "Margaret River" 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: Margaret River