Podcast:The Atlas Obscura Podcast Published On: Wed Aug 23 2023 Description: One family’s regular day of exploring some sand dunes at the edge of Lake Michigan turned into a wild tale of a little boy being sucked into a sinkhole, and the discovery of underground tunnels.READ MORE IN THE ATLAS: https://www.atlasobscura.com/places/mysterious-sinkholes-of-mt-baldy