Subiaco; Sacro Speco, Holy cave of St. Benedict
Castelpetroso; Marian apparition site
Martin Gray is a cultural anthropologist, writer and photographer specializing in the study of pilgrimage traditions and sacred sites around the world. During a 40 year period he has visited more than 2000 pilgrimage places in 165 countries. The World Pilgrimage Guide at sacredsites.com is the most comprehensive source of information on this subject.Italy Travel Guides
Martin recommends these travel guides
