The Berkshires to Boston Bicycle Tour is a four-day, 240 mile bike tour showcasing the best of Massachusetts cycling.  Beginning in the scenic Berkshire hills along the New York border,  the tour meanders through the Connecticut River Valley and spins through the historic communities of Lexington and Concord before arriving in the vibrant capital - Boston. There, riders join more than 5,000 cycling enthusiasts for Hub on Wheels, Boston's annual bicycling festival. 

http://www.berkshirestoboston.com/