Tags: Mountain Range.
The Mahoosuc Range a northern extension of the White Mountains straddles the border between New Hampshire and Maine. The range’s highest peak 4180-foot Old Speck Mountain is the fourth-highest peak in Maine. Substantial parts of the range are publicly owned as parts of the National Park Service Appalachian Trail corridor and Grafton Notch State Park in Maine.The Appalachian Trail traverses the main ridge of the Mahoosucs between Shelburne New Hampshire and Grafton Notch in Maine.