This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

A whale's jawbone and a malfunctioning harpoon welcome you to the village of Bragar and its lore.

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.

In the Scottish Highlands, this 13th-century castle ruin is hidden at the end of a farm track.

The sole surviving large cairn in an area that was once littered with burial monuments.

A rare memorial paying homage to an altruistic woman from the 19th-century.

The strange behavior of a tween led to allegations of witchcraft and a curse being placed on anybody within earshot.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

Yo, Adrian!

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

The inventor of the iconic Pringles can was so proud of his invention he was buried in one.

Hidden in the rain-forests of Arunachal Pradesh in Northeast India lies the village of Ziro, home to the Apatanis.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

Incredible sculptures inspired by obscure passages from the Bible.