On this 27.7-mile course into Maine, you'll hike, climb--even scramble hand-over-foot--over glacial leftovers and up the rocky flanks of Goose Eye Mountain in the Mahoosuc Range.

Best done in three days, this 19.6-mile leg traces ridgelines, drops into deep-cut notches, and offers breathtaking views of nearby mountains.

The lofty goal on this 23.5-miler--more than half of which runs above treeline--is Mount Washington, the most notorious and highest peak in New Hampshire. On bluebird days, views stretch for 100-plus miles. Tip: Check the forecast before you go; weather blows in fast.

Climb more than 3,300 feet on this adventurous dayhike up Mount Moosilauke, a 4,802-foot bald with airy views of the White Mountains and New Hampshire.

Hike 4.6 miles up the quieter, less-traveled west side on one of the mountain's oldest trails, alternating between forested scrambles, old streambeds, and exposed rock ledges.

This gentle 4.8-mile climb strings through the thick woods of Pawtuckaway State Park to a fire tower lookout with four-star mountaintop views.

Climb nearly 4,000 vertical feet, scramble up rock ledges, explore a gorge, and summit two mountains on this 8.3-mile White Mountain adventure.

A two-day peak-bagging trek in the White Mountains, this 15.4-mile shuttle traces the spines of the Carter and Wildcat Ranges, cresting five 4,000-foot peaks.

This 7.3-mile loop hike takes you up a steep, rocky trail to an exposed, treeless summit that's the southwesternmost high peak in the White Mountains, and one of the prettiest.

Gaze down the barrel of a waterfall and visit a secluded pond on this 10.2-mile section hike of the Appalachian Trail.