This melancholy headstone is the only remaining evidence of a medieval church lost to the sea.

The world’s first dedicated cloud observation platform.

An atmospheric, medieval-themed book store hides in a 13th-century underground space.

This muddy wooded valley and the ancient structures it hides are said to be the favored haunt of the legendary Friar Tuck.

Reputedly based on the tomb of Jesus Christ, this crypt is the oldest surviving structure of any cathedral in England.

A labyrinthine underworld of tunnels and caverns hides beneath the city.

This medieval manor house was hastily fortified when it found itself in the middle of the Scottish fight for independence.

This lonely memorial marks the supposedly haunted site of a brutal 19th-century murder.

Now a memorial to merchant sailors and Titanic victims, this medieval church was destroyed by bombing raids in 1940.

Despite being of the most short-lived republics in history, this small Chilean town won’t forget its two days of independence.

Despite its ornamental looks, this towering Tuscan-inspired anomaly was a masterpiece in hydraulic engineering.

This roadside attraction looks like a flying saucer parked atop the tundra.

A strange and ancient landscape hides the dark, cavernous remains of a 5,000-year-old flint mine.

At 1,732 feet above sea level, this spectacularly isolated yet surprisingly bustling bar is the highest pub in Britain.

A 15th-century former coaching inn forms the implausibly grand entrance to a 1980s shopping mall.

This oddly beautiful water cistern is a techno-temple to the wet stuff and a multimedia masterpiece.

This centuries-old wooden wonder was built in less than a year and is one of Europe's largest timber-framed churches.

A 90-ton, gravity-defiant steam locomotive shoots for the skies in this bizarrely beautiful public artwork.

This small roadside eatery exists in both the Northern and Southern hemispheres, as the equator runs right through it.

This 700-year-old storehouse was a POW jail, aviation workshop, and Titanic memorial before becoming a brewpub.

This Bronze Age burial mound used to be called "Robin Hood’s Piss-Pot" until it was renamed by spoilsport Victorians.

Exquisite carvings of leaves, Green Men, and the occasional dragon adorn a medieval chapter house.

Despite its grandiose name, this enigmatic first-century void under the town is no cave, and it's possibly not a palace either.

These 90-year-old murals of local kings, Vikings, and outlaws hide in plain sight in a beautifully baroque shopping arcade.