The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

A unique book shop with a collection of rare tomes and a nostalgia museum.

A replica of the ice houses that once formed the basis of a local ice cream industry sits proudly in the middle of traffic.

Once one of the largest producers of pig iron in the world.