Europe's largest natural bridge has a 19th century royal chateau built into its side.

An enormous and lavish Gothic church in Czechia.

A church of bones, decorated with 40,000 human skeletons.

Be(w)ar(e) the moat around this historic Czech castle.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This mundane post marks the old location of the city's main postal hub.

Oldest building in California still in use.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

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

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

The heads of two giant mythological water horses honor Scotland's horselord past.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

Famously misunderstood wonder of the ancient world

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

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

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

This church is named for one of the most dramatic tales in the early Christian church.

The floor of this spectacular Baroque sanctuary is covered in memento mori.