An ancient cave system in Tennessee’s Appalachian foothills converted to a 1,200-person music venue.

This general store is more than a century old and home to various oddities and antiques.

A historic coal mine that doubles as a museum and tourist attraction.

A table rock formation that has been intriguing West Virginians for years.

Pink, packed sanctuary and home of the world's fullest-time Elvis fanatic.

Built by prisoners of war, the largest small-scale model ever built includes eight miles of tiny streams that now sit abandoned.

A steeple in the shape of a golden hand pointing straight up commemorates Zebulun Butler, the first full-time pastor of this Mississippi church.

This house designed by Frank Lloyd and Louis Sullivan was destroyed twice and reconstructed to near original condition.

The last intact steam engine factory in the United States.

The simple gravesite of a Romany clan leader is dotted with offerings, including cans of her favorite drink, Crush orange soda.