Earth Energies
Broadhurst, Paul & Hamish Miller
The Dance of the Dragon: An Odyssey into Earth Energies and Ancient Religion
Michell, John
The Earth Spirit: Its Ways, Shrines and Mysteries
The New View Over Atlantis
Miller, Hamish & Paul Broadhurst
The Sun and the Serpent: An Investigation into Earth Energies
Pennick, Nigel
The Ancient Science of Geomancy
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.