While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

Not the result of an accident, hurricane, or aliens, this is an eye-popping tribute to the Melbourne tram.

Robots, lasers, and whoopee cushions, oh my!

This odd 1930s shop remains stranded in time and shrouded in mystery.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A legendary speakeasy bookstore returns from the brink.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

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

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Traveling collection of amazing automata.

A tongue-in-cheek arcade where the games are based on everyday life.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

The longest hedge maze in the world.

Shop of curiosities with a dinosaur museum tucked in its basement.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

This shop for all your super spy needs hides an educational secret.

All of Chicago's wood-paved streets are long gone but two alleys remain.

A Museum of Holography frozen in 1974.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

A open air theatre built on a cliff by an eccentric British woman.