Decent amount of single track and some good downhill potions.
I take 117 wfrom the waltham rt 20 exit off 95 until i see merriam rd. I follow <br /><br /><br /><br />merriam rd untill the end and take a right. There is a park with a few baseball <br /><br /><br /><br />fields and tennis courst.
http://www.singletracks.com/item.php?c=1&i=5217