A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

Thomas Edison's home and final resting place also boasts an impressive garage, where some of the earliest electric cars are on display.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

One of the most easily accessible examples of the rare 1960s UFO houses.

Hot Doug's "Hot Dog" Stand.

Honoring Italian greats from Joe DiMaggio to Rocky Marciano.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

Small museum dedicated to the founder of electromagnetic theory.

An American ghost town hides along a side street in Scotland's capital.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."