Some depictions show its chief deity bearing a rock on his back, like Atlas, or wearing a cape with the heavens on the inside, while there is also evidence to suggest that he was associated with the Orphic creator-god, Phanes,* who brought the world into existence when he emerged from the cosmic egg. Its temples were adapted natural caves, usually with a previous religious significance, or buildings designed to imitate caves, and it is thought to have originated in Persia, though its appearance 
Some depictions show its chief deity bearing a rock on his back, like Atlas, or wearing a cape with the heavens on the inside, while there is also evidence to suggest that he was associated with the Orphic creator-god, Phanes,* who brought the world into existence when he emerged from the cosmic egg. Its temples were adapted natural caves, usually with a previous religious significance, or buildings designed to imitate caves, and it is thought to have originated in Persia, though its appearance in Rome and the nature of its primary deity remain mysteries today. FTP, what is this religion, which was practiced mostly by Roman soldiers?
Some depictions show its chief deity bearing a rock on his back, like Atlas, or wearing a cape with the heavens on the inside, while there is also evidence to suggest that he was associated with the Orphic creator-god, Phanes,* who brought the world into existence when he emerged from the cosmic egg.
Mithraism