Ohio to Erie Trail in Greene and Madison County. A free stop and go educational ride led by retired geologist Scott Brockman with visits to interesting geological sites along the trail or nearby on intersecting roads. Route is about 15 flat to rolling miles. Rider Limit: 20. New starting point annually - this year in Cedarville. Friends of Madison County Parks and Trails. PO Box 308; London, OH 43140. (614) 205-6754.
