Basin". It was scrubbed out by stones dragged (and eventually deposited) by the retreating North American ice sheet, and since made smooth by 15 millennia of rapidly whirling pebbles and grit. Below the Basin is "Old Man's Foot", a distinctively shaped rock formation, also the natural result of Pemigewasset's erosive energy. See also List of mountain passes in New Hampshire References External links Franconia Notch State Park New Hampshire Department of Natural and Cultural Resources Cannon Mountain New Hampshire Department of Natural and Cultural Resources Paintings of Franconia Notch White Mountain Art & Artists State parks of New Hampshire Parks in Grafton County, New Hampshire White Mountains (New Hampshire) Lincoln, New Hampshire Franconia, New Hampshire Protected areas established in 1928 1928 establishments in New Hampshire