Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

An ever-evolving wall of graffiti art off East Liberty Street.

World's largest Christmas store.

The city is full of whimsical portals to another world.

A striking 12th-century-style castle built on the edge of a cliff.

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

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A Bibliophile's Dream.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A wonderful and easily overlooked museum tucked in Ohio's Burke Lakefront Airport.

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

Red frames showcase remnants of one of New York's original subway stations.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

Inside the unassuming cemetery chapel is a magnificent stained glass window and mosaics.

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

Artifacts fill the old headquarters of the hugely influential political movement to ban alcohol in the United States.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The most confusing clock in New York.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A bit of retro transportation flair preserved in the world's largest department store.

The "Seinfeld" diner.

An artist's cute bronze subway sculptures belie his violent artistic past.