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Silverton Alpine Marathon

Memorial Park - Silverton 1800 Greene St, Silverton

Experience the best of the San Juan Mountains with an 8 miler, a marathon, or a 50 kilometer run along the Alpine Loop past the historic mining ghost towns of […]

Tri Boulder

Boulder Reservoir 5565 N 51st St, Boulder

‘The Beast’ Long Course distance will be back for its second year! As one of Colorado’s most popular summer triathlons, Tri Boulder offers many different multisport race distances, all in […]

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