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Jonathan Rost > Trail Favorites List

38.3 mi 61.6 km Polly Ann Trail
Easy/Intermediate Easy/Intermediate
Auburn Hills, MI
Easy/Intermediate Easy/Intermediate
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 18 
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