Gray, Martin, 1954- Sacred earth: Places of Peace and Power. - New York : Sterling Pub.Co., c2007. - x, 275 p. : col. ill., col. maps ; 30 cm. ISBN: 9781402747373 1402747373 Subjects--Topical Terms: Sacred space.Pilgrims and pilgrimages. LC Class. No.: BL 580 / .G73 2007