The Mystic River Reservation is a large, publicly owned area that is home to Mary O'Malley Park, Torbert Macdonald Park, Draw Seven Park and Mystic Lakes-- making it a hotbed of recreational activity. The opportunities available include: Swimming, rowing, sailing, soccer, picnicking, biking, running, hiking, tennis and boating.
By Car: Mystic Valley Parkway. Fellsway access to Lower Mystic Reservation
http://www.tripleblaze.com/trail.php?c=3&i=4254