Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

A sweet symbol marks the place where torturous executions were once carried out.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

A collaborative art project that transformed a neighborhood in NYC's Queens.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

A retired subway car stands alone in a field in the middle of Queens.

The preserved house of a jazz legend still echoes with his music.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

The heads of two giant mythological water horses honor Scotland's horselord past.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

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

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

This single room has survived the centuries with almost no deterioration.