The Lookout Mountain Knights Inn Lies Only Three Miles From Ruby Falls, The Underground Waterfall, Located On Historic Lookout Mountain, Minutes From Downtown Chattanooga. It Is Conveniently Located Close To The Cracker Barrel Restaurant. When Guests Stay At The Lookout Mountain Knights Inn, They Can Plan A Fun-filled Family Adventure, Blending History And Fun. They Can Drive Four Miles To The Imax Theater, Tennessee Aquarium And Chattanooga Choo Choo.