What happened to the three lighthouse keepers who vanished from this place remains a mystery over a century later.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

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

A hundred copies of Antony Gormley's naked body stare out across the water.

A 550-square-meter micro-nation off the coast of Britain.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

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

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

This foolish Victorian sea fort was converted to a deluxe hotel.

Surreal riveted sea forts once protected the Kent shores from German attack.

What was once a unique system of urban elevators is turning into a mechanical ruin.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

One of the smallest bookstores on the planet.

The best place in the world to buy tinned fish.

These fantastically named natural pools look like something out of a Scottish myth.

One man spent 10 years building a spectacular section of road because no one else would.

The oldest café in Montevideo preserves its history as the city's bohemian hub.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

Because sometimes the most efficient route from A to B isn't a straight line.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This subterranean funicular is one of the world's smallest subways.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.