When the imprisoned pope's remains were finally returned to the Vatican, his heart stayed behind in France.

This mural celebrates the early integration of a New Hampshire baseball team.

Frequent fliers welcome in this airplane hotel.

This centuries-old pub boasts a collection of more than 4,500 snippets of neckties from around the world.

The oldest bar in Missouri is hidden within a limestone brewery cellar more than 50 feet underground.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

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

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

At high tide this strange footbridge appears to have no purpose whatsoever.

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

A Belgian self-built tower inspired by the Bible and ancient civilizations.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

A castle perched precariously over the Crimean Sea.

An otherworldly restaurant perched on the edge of a jagged cliff next to a medieval holy city.

A serene temple with stunning stained glass hides in downtown Dallas.

The Australian terminal of the Pacific Cable that linked the continent to North America.

A mysterious painting of the self-declared Emperor of the United States watches over a local hof-brau.

The largest drain hole in the world.

A Hawaiian stairway to heaven—that you can't climb.

A rare example of the RAF’s flying spy taxi.