In this episode of Stuff to Blow Your Mind, Robert and Joe explore the science and history of sinkholes. How have these impressive geographic features impacted our world, and what can they reveal about the past?
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com
See omnystudio.com/listener for privacy information.
Podchaser is the ultimate destination for podcast data, search, and discovery. Learn More