The Dirt Digs Deep. Like, Really Deep

Hellhole, and welcome to The Dirt! Spooktober continues with an exploration of portals to the underworld. We're bringing you some unexpected sounds from Siberia, a couple of incredible caves, and the science behind sacrificial bulls dropping dead in ancient Rome. Plus, the Medieval European origin of the Hellmouth! Get your spelunking gear and maybe a comforting blanket or two as we journey to the underworld together. To learn more and dig deeper: https://scratchpad.fandom.com/wiki/Coast_to_Coast_AM_-_Index_of_Guest_Appearances https://www.bbc.com/future/article/20190503-the-deepest-hole-we-have-ever-dug#:~:text=Drilling%20was%20stopped%20in%201992,whole%20facility%20was%20closed%20down. https://www.wired.com/2014/01/an-artist-records-the-mysterious-rumblings-of-middle-earth/ https://mymodernmet.com/krubera-cave/ https://www.nationalgeographic.com/science/article/deepest-cave?loggedin=true&rnd=1697313803769 https://www.theatlantic.com/science/archive/2019/02/getting-lost-cave-labyrinth-brain/582865/ https://www.thedailybeast.com/welcome-to-hell-a-history-of-portals-to-the-underworld https://www.smithsonianmag.com/smart-news/people-lived-cave-78000-years-180969051/ https://www.nature.com/articles/s41467-018-04057-3 https://www.sciencealert.com/scientists-find-the-oldest-evidence-of-indoor-human-activity-deep-inside-a-desert-cave https://www.science.org/doi/10.1126/sciadv.aba1219 https://www.vice.com/en/article/epvbxk/archaeologists-found-an-ancient-entrance-to-the-underworld-under-a-church-in-mexico https://www.livescience.com/archaeology/maya-canoe-surrounded-by-animal-and-human-bones-found-in-portal-to-the-underworld-in-mexico <a...