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Jonathan Rost > Trail Favorites List

38.3 mi 61.6 km Polly Ann Trail
Easy Easy
Auburn Hills, MI
Easy Easy
Auburn Hills, MI
7.3 mi 11.8 km Bald Mountain North Guinness Bikers Standard
Intermediate/Difficult Intermediate/Difficult
Lake Orion, MI
Intermediate/Difficult Intermediate/Difficult
Lake Orion, MI 17 

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