That Dam Hill

London, Ontario, Canada
20 Sep, 2025 (Sat)
Event size: 0 - 99 participants

About the event

That Dam Hill is an ultramarathon running event held in London, United Kingdom. The course features a timed ultra-distance route and is certified as a Boston Marathon qualifier. The route includes mild elevation changes and is designed to provide a structured long-distance running experience in an urban environment.

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