Zoroastrianism
Amighi, Janet K.
The Zoroastrians of Iran: Conversion, Assimilation, or Persistence
Boyce, Mary
A Persian Stronghold of Zoroastrianism
Textual Sources for the Study of Zoroastrianism
Dhalla, Maneckji N.
Zoroastrian Civilization
Fischer, Michael J.
Sacred Circles: Iranian Feasting and Pilgrimage Circuits
Jackson, A.V.Williams
Zorastrian Studies
Mistri, R.H.
Zoroaster and Zoroastrianism

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.