41st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M

The Nature Made Great Race is a celebration of running that features the incredibly scenic Chesebro Half Marathon mostly trail race, and on road: the Deena Kastor 5K, Old Agoura 10K, 15K Double Stack . Established in 1986, the Great Race has won many awards and accolades over the years including: Best Half Marathon in Nation by Active.com Voted #1 Running Event in L.A.