The notch is located primarily in the town of Franconia but extends south
into Lincoln. It is bordered to the east by Franconia Ridge, comprising Mount
Lafayette (5,249 feet/1,600 m), Mount Lincoln (5,089 feet/1,551 m),
and Little Haystack Mountain (4,780 feet/1,460 m), and to the west by
4,080-foot (1,240 m) Cannon Mountain and the sheer face of Cannon Cliff.
The notch's height of land is located near its northern end, at the base of Cannon
Mountain. Echo Lake lies just north of the high point of the notch, with an
outlet that flows into Lafayette Brook, the Gale River, the Ammonoosuc River,
and
