Just minutes from downtown Chattanooga, TN, Lookout Mountain is the perfect destination for out of the ordinary experiences and amazing natural beauty. Lookout Mountain Attractions include three top rated world famous natural attractions that showcase the natural beauty of Lookout Mountain and views of the Chattanooga Valley. Create memories you’ll treasure! Visit Lookout Mountain, and join in on the â€œLookout Mountains of Funâ€! Trek through Rock City’s natural wonders and “see seven states” views, tour Ruby Falls, America’s deepest cave and largest underground waterfall accessible to the public, and ride the Incline Railway the world’s steepest passenger railway.