The podcast episodes on the Ark of the Covenant and the Codex Gigas delve deeply into the religious mythology and legends surrounding these ancient artifacts.

The first episode, '557: DEEP DIVE: Arc of the Covenant', explores the biblical origins, modern theories, and potential technological nature of the Ark, as well as its connections to UFO sightings and the search for its missing location.

The second episode, '176 - The Codex Gigas', examines the legends and folklore surrounding the creation of the massive medieval manuscript, including the claim that it was written with the help of the devil.

Both episodes showcase how religious mythology and beliefs have captivated the imagination and inspired mystery, exploration, and speculation throughout history.