Ohio’s Hidden Crystal Cave | Columbus News

Ohio’s Crystal Cave, the world’s largest known geode, just made National Geographic’s “Wonders of America” list—and it’s wild. Tucked underground at Heineman’s Winery on South Bass Island, it’s lined with football-sized celestine crystals, discovered in 1897 while digging a well. It even helped the winery survive Prohibition. Tours are small-group, intimate, and dripping with geology magic—perfect for anyone craving a jaw-dropping natural wonder right here in the U.S. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/5eb9d1c3460e6b3b