What is the maximum distance for the ENDURE Challenge?

The maximum distance is 10 loops, which totals a 50K ultra with over 6,430 feet of elevation gain.

What happens if I decide to stop during the ENDURE Challenge?

When you are ready to stop, you ring the bell and receive a unique keepsake to commemorate your effort.

Are there awards for this race?

Awards are presented to the top three overall male and female runners who successfully complete all 10 loops.

All races

9 weeks out

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All races

9 weeks out

Lost Souls - The Race That Finds You

Saturday, December 12, 2026Pittsburgh, PA5K – Ultra

Lost Souls is a uniquely challenging trail event designed to test runners both mentally and physically. The course features a brutal 3.23-mile loop that packs in 643 feet of elevation gain per lap. Participants can choose between a single 5K loop or the ENDURE Challenge, where the goal is to complete as many laps as possible within the time limit. Those who conquer all 10 loops will complete a 50K ultra with over 6,430 feet of total elevation gain. This race is built on the spirit of endurance, encouraging runners to dig deep and discover their true selves through the struggle. If you decide to stop, you can ring the bell to receive a unique keepsake as a reminder of your journey.