Welcome to Tennessee! Kentucky / Tennessee State Line Traverse the Smoky Mountains or hike a portion of the Appalachian Trail. East Tennessee is home to an exceptional list of attractions, including the Chattanooga Choo Choo, the Tennessee Aquarium, Dollywood, Rock City, Ruby Falls, the Lost Sea, the International Storytelling Center, Ripley\'s Aquarium, the Knoxville Zoo, Women\'s Basketball Hall of Fame, the birthplace of country music and NASCAR\'s home.