An outlandish shoe shaped house built by an eccentric millionaire.

A local prank turned town icon.

Largest Roman Catholic church in North America.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

A monument celebrating the idea of reaching inaccessible places.

A small granite block at this monument's base is the only part of Lincoln's Tomb outside of Illinois.

Outsider art meets paleontology at this roadside reptile repository.

Steepest flood safety railway in the entire world.

Memorializing an American tragedy of massive proportions.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This dramatic rail curve was once the target of a failed Nazi attack.

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

There aren't too many operational funiculars around, but Pittsburgh has two!

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

A toxic ghost town sitting atop a massive coal fire.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.