Added to the Appalachian Trail memoirs section:

Endicott, Joseph. Born to Walk: Speaking the Gospel of John on the Appalachian Trail. [S.l.]: Joseph Endicott, 2012.

Mann, Courtney Lynne. Wide Sky, Narrow Path: A View from the Trail. [S.l.]: XLibris, 2011.

Nicols, Henry J. The Heart of a Viking and the Faith of a Child: Lessons from the Appalachian Trail. Lexington, KY: [CreateSpace], 2012.

Yantachka, Joe; Livingston, Phil. Obdurate Odyssey: One Man’s Journey from New York State to Florida’s Gulf Coast in a Homemade Canoe, Then Back Again Via the Appalachian Trail. [S.l.: s..n.], 2011.