The thesis that all religions are different forms of manifestation of the One Truth has become the basis of Manly Hall's worldview, and therefore his works, even the earliest ones, which are presented in this book, are now especially relevant. In the "Mystery of Fire" you will discover the secrets of Asia, visit the Gobi desert, Tibet, learn about the wonders of the Golden Dragon, focus on the capital of Burma Rangoon, with its many Buddha temples, learn about the unusual procedure for burying the dead in the Towers of Silence by ancient Parsis, followers of Zarathustra, discover many striking correspondences between this religion and early Christianity. Learn about the origins of Hermetic philosophy, the mystery of the immaculate conception, the Ark of the Covenant, the Knights of the Holy Grail and the sacred Chambal.