Experience the glam side of air travel without leaving the ground at this speakeasy.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

Spend the night in this formerly abandoned traditional Scottish village.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

360° views of the city plus five floors of optical illusions and hands-on science.

A 30-acre garden inspired by the principles of modern physics.

In a quiet north Chicago neighborhood rests a stunning relic of the golden age of earthenware design.

These ornate arches show how the course of the River Thames has changed.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The television series' iconic giant foot was borrowed from this classical painting.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Manhattan's Thirteenth Avenue was made on landfill then deliberately destroyed — apart from one small, obscure block.

There's a piece of New York City transportation history hidden in plain sight at a Manhattan subway stop.

Long-forgotten artifacts give incredible insight into New York's most glamorous hotel.

A simple midtown bar was once the home of a secretive and exclusive club staffed by "bunnies" under Hefner's strict rules.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

A trove of century-old litho stones from the Puck Building's printing days were discovered behind a cellar wall, and are now hanging in the store.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.