http://www.kyrailtrail.org/gallery/Working-on-the-Mammoth-Cave-RT Mammoth Cave Bike and Hike Trail] pictures of bike trail Opening Ceremony at Mammoth Cave's new Hike and Bike Trail The rail trail currently starts at Sloans Crossing Pond, however work is underway to have the complete 9 miles trail from Park City to Mammoth Cave National Park terminus display of the Dinkey Train at the hotel. [