40 miles of trails, 10,000 acres! best place to ride in New Hampshire hands down.Doubletrack, singletrack, scary descents, long climbs, great views! Something for everyone. You need to explore a bit due to the size and remoteness of the place. You can ride all day on a Saturday and not see a single person!
take daniel webster highway to rt 28 north, follow signs to bear brook. park at bath house, trails start across the street from the bathhouse on one mile road,3$ fee during the summer per person.
http://www.singletracks.com/item.php?c=1&i=1343