One hundred thirty seven runners conquered a challenging 100-mile course through the southern Utah desert adjacent to Zion National Park over the weekend. Masazumi Fujioka of Mill Creek, Wash., won in 17 hours, 36 minutes and 50 seconds. Kathryn Drew of Vancouver, B.C., was the top women’s finisher in 23:01:49, only 9 minutes up on second-place finisher Amber Weibel. Runners also participated in 100K, 55K and half-marathon options. Check out these awesome images of the event from photographer Derrick Lytle.