Hike to Mount Monroe and back:
5372 feet high (2900 feet up)
8 miles 6 hours (difficult)
via Ammonoosuc Ravine Trail
Just hiking up:
3 3/4 miles 3 1/4 hours
Hike List: NH 4000-Footers
Guide: AMC White Mountain Guide
Website: New England Hiking
Website: AllTrails