Worlds below Missouri: Exploring the thousands of caves and sinkholes in the Show-Me State kcur.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kcur.org Daily Mail and Mail on Sunday newspapers.
Missouri is unusually fertile ground for sinkholes and caves, thanks to its landscape. The Show-Me State is home to the second most caves in the country.