19th Sinister 7 Ultra - 100 Miles

19th Sinister 7 Ultra - 100 Miles is a 161 km ultramarathon in Blairmore, AB, Canada, taking place on Jul 11 – Jul 12, 2026. This edition has already taken place.

Date: Jul 11 – Jul 12, 2026
Distance: 161 km
Location: Blairmore, AB, Canada
Format: Fixed distance

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