SOLO CHALLENGE - LOOP 18 From Leakey Down to Medina Lake 

 If you plan to complete loop 18, consider completing loops 19 & 20 during the same ride.  For details, refer to the forum section that describes "Combo Loop 18 19 20".  (If you want to plan a ride that completes not only this loop, but also five others, refer to the form section that describes "Combo Loop 18 19 20 21 22 23".)