The Lookout Mountain Incline Railway is an inclined plane railway located along the side of Lookout Mountain in Chattanooga, Tennessee, in the United States. Passengers are transported from St. Elmo's Station at the base, to Point Park at the mountain summit, which overlooks the city and the Tennessee River. The railway is approximately one mile in length. it is single track except for a short two-track stretch at the midway point, allowing operation of two cars at one time, and has a maximum grade of 72.7%. It is billed as the world's steepest passenger railway.
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