
Grid hikers Bruce Pfendler (right) and Guy Jubinville (second from right) set out on a group hike that will bag three peaks during the day: North Twin Mountain, South Twin Mountain, and Galehead Mountain. Grid hikers aim to hike the 48 New Hampshire mountains that are at least 4,000 feet in elevation, during each of the 12 months of the year.
(Mark Wilson/Globe Staff)
- Globe story Grid hikers take on 48 4,000-ft. mountains
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- Interactive graphic New Hampshire's 4,000 footers