Ohio’s Hidden Crystal Cave Wonder | Toledo News

Ohio’s Crystal Cave, the world’s largest known geode, just made National Geographic’s “Wonders of America” list—hidden 40 feet underground beneath Heineman’s Winery on South Bass Island. With football-sized celestine crystals glowing under simple bulbs, this geological marvel was discovered in 1897 while digging a well and became the winery’s lifeline during Prohibition. Tours, though sometimes crowded and segmented by stairs, offer a mesmerizing glimpse into nature’s sparkle—and now, national fame. 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/deb87921a8ab9302