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Whether a race, special group ride, training opportunity, or cycling-related community event, the 303 calendar showcases it all.  To have an event posted here please follow this link:  Event Policy Submission & Guidelines.

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IRONMAN 70.3 Boulder

Boulder Reservoir Boulder

Boulder   IRONMAN 70.3 Boulder kicks off at the pristine Boulder Reservoir with its spectacular Rocky Mountain backdrop. This even has been an athlete favorite for over a decade. IRONMANRead More