Hike to Gap Mountain and back:
1840 feet high (700 feet up)
3 miles 2 hours (easy)
via Metacomet-Monadnock Trail
Just hiking up:
1 1/2 mile 1 hour
Hike List: NH Little Mountains
Guide: AMC Southern New Hampshire Trail Guide
Website: FranklinSites
Website: AllTrails (north access)
Website: AllTrails (south access)