Pemigewasset Wilderness - Location of where Trestle 17 of the East Branch & Lincoln Railroad once crossed the East Branch of Pemigewasset River along in Lincoln, New Hampshire USA Behind the stone abutments is also the location of where a suspension foot. Pemigewasset Wilderness - Location of where Trestle 17 of the East Branch & Lincoln Railroad once crossed the East Branch of Pemigewasset River along in Lincoln, New Hampshire USA Behind the stone abutments is also the location of where a sus