10:15 AM Thursday, July 6: Take an easy bike ride, about 12 miles among bicycle-related historic sites along the Charles in Waltham, Weston and Newton with Larry Finison, author of the acclaimed book Boston’s Cycling Craze, 1880-1900. Visit and learn where bicycles were built, where bicyclists by the hundreds hung out and picnicked by the Charles River, and about Waltham’s own former bicycle racetrack. Ride start is at the Duck Feeding Area on Norumbega Road in Weston. The ride finishes around 1 PM; Lunch afterward at Bruegger’s Bagels in Auburndale.