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Dirty Bismark
Intermediate Intermediate
25.2 km 15.7 mi Superior, CO 272 
Dirty Bismark
Avg Rating
Intermediate Intermediate

k2mantra's Rating
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

k2mantra's Rating
Heil Ranch
Intermediate Intermediate
12.2 km 7.6 mi Lyons, CO 219 
Heil Ranch
Avg Rating
Intermediate Intermediate

k2mantra's Rating
Betasso Preserve
Intermediate Intermediate
11.5 km 7.1 mi Boulder, CO 363 
Betasso Preserve
Avg Rating
Intermediate Intermediate

k2mantra's Rating
Hall Ranch
Difficult Difficult
18.9 km 11.8 mi Lyons, CO 306 
Hall Ranch
Avg Rating
Difficult Difficult

k2mantra's Rating
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