A labyrinth hides in plain sight at each of the city's 270 Tube stations.

The medieval woodcut-style artwork chronicles life in medieval London.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

An angelic, yet demonic-looking figurine presides over one of Glasgow's most ancient streets.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

Inside this art museum resides one of Glasgow's most famous musical instruments.

A 200-year-old collection of oddities and medical paraphernalia.

A serene public space nestled within the remains of Glasgow’s Victorian maternity hospital

Classic game cookery takes center stage at what's widely considered London's oldest restaurant.

Historic cuisine meets fine dining in a hotel-restaurant overlooking Hyde Park.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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

Avoid gangster interaction while window-shopping.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

This evocative New Jersey statue memoralizes the Polish victims of a Soviet massacre.

A park in a small Pennsylvania town is home to an original sculpture by one of its native sons, legendary artist and activist Keith Haring.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

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

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

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

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.