There are four options: 10K, Half Marathon, Marathon or 50K.
ALL distances follow the same course - PINK Trail a 6+ mile loop also some of the White Sierra Trail because of washout(+/- a few ft.your gps may vary) also called the History Trail
Copy of course map and elevation profile on RunningAHEAD.com
10K will do 1 loop
Half Marathoners will do 2 loops
Marathoners will do 4 loops
50K runners will complete 5 Loops of the Pink Trail
Single-wide and double wide trail over rolling wooded terrain.