sentences:  The original depot for this rail line, the Huntsville Depot, still exists as a railroad museum, though it no longer offers passenger service.Another rail line, formerly part of the Louisville and Nashville Railroad (L&N), successor to the Nashville, Chattanooga and St. Louis Railway (NC&StL), is being operated by the Huntsville and Madison County Railroad Authority (HMCRA).The line connects to the Norfolk Southern line downtown and runs south, passing near Ditto Landing on the Tennessee River, and terminating at Norton Switch, near Hobbs Island.