A swath of France so devastated by war it is still forbidden to go there.

It's a mystery how these curious columns wound up in an Edinburgh suburb.

The narrowest street in Paris.

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

Locals affectionately dubbed this World War I memorial "Tommy."

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

A rare example of this century-old British tank stands near the center of town in Ashford.

This spectacular track has run continuously since 1882.

This ancient tunnel is one of the most important examples of Roman hydraulic engineering in Spain.

Unlike most arches, this geological oddity formed in a volcanic dike.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

Historical figures from New York City's Catholic community reside in Midtown.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

This 30-foot pile of rocks may be the grave of a mythological Irish queen.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

Modern sundial uses ancient methods to tell time and date perfectly.

A moody and picturesque riverside ruin overgrown with vegetation.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

The oldest licensed distillery in Ireland.

An Irish peat mine has become a stunning sculpture park.

Wander among the abandoned ruins of this once-powerful medieval town.