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Black Diamond Long Course Triathlon & Endurance Duathlon

Sat, Sep 13, 2014 - Enumclaw, WA

The Black Diamond is contested on a beautiful/scenic course in the foothills of the northern Cascades with its start & finish in Nolte State Park located less than 40 miles (and less than 60 minutes) from downtown Seattle. A great end-of-the-season event!

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