 The first leg of the 300-mile race begins with an official start at the site of former Camp Rimini, near Rimini, Montana and ends near Exit 138 of Interstate 15 at Elk Park near Butte, Montana.The following day, the mushers and dogs are transported to Lincoln, Montana and the race restarts at that location.The 100-mile race also begins in Lincoln and finishes at Seeley Lake, Montana.