Every plane, auto, and bicycle in this collection is kept in working order and are regularly demonstrated to the public.

This architectural onion has an original 1930's Jerry O'Mahony dining car at its core.

A winding, cliffside stretch of road overlooking the Delaware River.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

An office built to look like a giant basket.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

The only presidential monument to display a late POTUS's actual casket.

The angel of death appears to weep black tears at this grave marker.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

An outlandish shoe shaped house built by an eccentric millionaire.

This recreation of a 19th-century dime museum is full of oddities.

Yo, Adrian!

World's first "penitentiary," meant to be humane, drove men insane.

An abandoned concrete jungle surrounded by a lush park.

A diorama of the Civil War, fought by cats.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.