Nobscot Mtn. features 15 miles of hiking trails near Sudbury, MA.
Rt. 20 in Sudbury, MA, travel west to a left turn on Brimstone Lane. Park in parking lot at bottom. Pedal 1.2 miles on pavement to top of Nobscot Mtn. The trails are from the top.
http://www.tripleblaze.com/trail.php?c=3&i=882