A Muppet museum in small-town Mississippi honors the roots of Jim Henson's most beloved creation.

A 1980s tour bus that traveled millions of miles to facilitate a superlatively rigorous performing career.

This curious fresh and salt water lake holds a secret that draws in deep divers from around the world.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

This museum is dedicated solely to this millennia-old handheld cooling device.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

These ancient rock graves were featured on the cover of a Black Sabbath compilation album.

A blooming house of worship for the masses.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

This bridge over the River Cuale leads to a neighborhood that was once an escape for Hollywood's elite.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

Frida Kahlo's childhood home, now a museum of her life and works.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

For decades, the parade of apostles that left the Expiatory Temple of Guadalajara remained hidden inside one of the towers.

On the hills of Bay Ridge stands a house straight out of a fairy tale.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

During the holidays, a vintage subway train whisks New Yorkers back in time.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The longest hedge maze in the world.

You can cross from one country to another in a single hop on this little bridge.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

The largest permanent Monopoly board makes one of the longest games even bigger.