The Baron's Daughter — Theodore J. Nottingham

Centered on a daughter's extraordinary search for her captured father, this novel explores the origins of the conflict between Islam and Christianity, details the drama of the ill-fated children's crusade, reveals the mysteries of the Cathar esoteric sect of southern France as well as those of the Old Man of the Mountain of Mideastern legends, and presents highly researched historical events in an epic adventure of love and sacrifice.