West Virginia is part of the Appalachian Mountains, the eastern and south eastern part belong to the Allegheny Mountains, a mountainous ridge with many State Parks and National Forests. All four show caves of West Virginia are located in this region, thousands of caves are known. But the caves are often difficult to access, so only four of them are open to the public. The political boundary between Virginia and West Virginia cuts through a geological unit. The caves on both sides of the border share their geological structure and their history. So if you're in the area, take a look into caves on both sides! Many caves have a long history, including Indian artifacts, tales of treasure, mining of saltpeter for gunpowder and stories from the Civil War.
Beneath limestone, the state has huge reserves of coal. Whlle coal mining was mostly abandoned, there is at least a single show mine you can visit.