This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

A Civil War Museum with some notable medical antiques.

Outsider art meets paleontology at this roadside reptile repository.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

A labor of love built by local hang-gliding enthusiasts, this ideal launch spot was outlawed by the authorities and has since been largely abandoned.

An abandoned stretch of highway, deteriorating next to the operational one.

One of the only memorials dedicated to journalists who died in combat.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

Bizarre Cavern.

A monument marks the location of the first successful steamboat demonstration.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

A star fort along the C&O Canal in western Maryland that protected America in three wars.