Few would expect the world's oldest preserved oil refinery to be found in Sweden.

This garden is very fertile.

A tribute to an iconic act of defiance from the Croatian War of Independence involving a small car.

Arthur, Merlin, and Guinevere are among the largest and oldest satellite dishes on the planet.

An old wool-washing house filled with Fluxus contemporary art.

A giant concrete orb in far north Iceland marks the ever-shifting boundary.

This charming railway is one of the oldest and steepest funiculars in England.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

These boots are made for selfies.

This remarkably well-preserved Incan city managed to survive the conquistadores.

The Virginia home of one of the signers of the Declaration of Independence is being preserved with a unique glass facade.

Something's watching you.

This observatory high on a hilltop in the center of Santiago got its start in 1852.

An odd and heartwarming stone marker enshrines the moment a community saved a farmer's pig that fell in a well.

Government testing at the asylum briefly explored using marijuana as a "truth serum" on Nazi prisoners of war.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

Ancient human remains unearthed around the iconic monument.

An autonomous oak in Alabama.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The majority of the museum's large collection is held in a storage space open to the public a few times a year.

The charming storybook building now houses a small police museum.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

The massive white mound and accompanying water terraces are a striking geological oddity.