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North Boulder Loop
Easy/Intermediate Easy/Intermediate
13.4 km 8.3 mi Boulder, CO 35 
North Boulder Loop
Avg Rating
Easy/Intermediate Easy/Intermediate

Alejandro's Rating
Intermediate Intermediate
Gunbarrel to Niwot: Cottontail Trail - Niwot Loop - LoBo Trail
Easy Easy
25.5 km 15.9 mi Gunbarrel, CO 7 
Gunbarrel to Niwot: Cottontail Trail - Niwot Loop - LoBo Trail
Avg Rating
Easy Easy

Alejandro's Rating
Easy Easy

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