gravelcyclist.com
Dirty Thirty Gravel Grinder - Saranac, Michigan (2019-03-30)
From the Promoter: We love gravel roads! Bicycling on gravel roads allows you to ride and train on roads that are typically less travelled than paved roads while enjoying a variety of terrain that Michigan has to offer. Join us and discover this gravel gem in the hills of Ionia County.