The castle still holds traces of the abandoned Roman fort it was built atop.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

The bizarre headgear looks like it was made for a fool, not a king.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

In the midst of a living monument to Soviet social engineering, Polish Catholics built this church by hand.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.

Stockholm's narrowest alley is barely over two feet wide.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

It houses the remains of a 17th-century version of the Titanic.

Astonishing rock formations dot the Brimham Moor landscape.

This historic abandoned train station looks like a stop for ghost trains.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

This beautiful example of Victorian engineering is the oldest water-balanced funicular anywhere in the world.

The smallest pub in Britain was once a cabinet of curiosities and it still has the dead cat to prove it.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Sometimes an island, sometimes a rocky outcropping connected to the world by a tiny suspension bridge.

Follow the original medieval paths that wind through this intriguing section of the city.

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.