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Hardrock 100

FEATURED: Hardrock 100

Looping through the San Juan Range in southwestern Colorado, the Hardrock Hundred Mile Endurance Run is THE extreme ultramarathon trail running race in the US.

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Whether your training for the XTERRA Trail Running Worlds or the HURT 100 Mile Endurance Run, make sure to check out an early morning trail run along the Kalalau Trail across the ridges of the Napali Coast. If you get an early start, you'll have the rugged trail to your self and be treated to cool temps and relatively firm footing.