Canada
Nov
29
Saturday
Lost Our Marbles
The Lost Our Marbles will take place in North Central on Saturday 29 November 2025. You can run between 3 and 12 hour. Visit the organization's website for the most recent information.
Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
12 hr
12 Hour Challenge
6 hr
6 Hour Challenge
3 hr
3 Hour Challenge
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