In the summer, the area around this sculpture transforms into a vibrant concert venue.

This bell stars in a tragic love tale and is said to make wishes come true.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

This reconstructed ancient fort was home to one of the few horse training rings in the Roman Empire.

The world's biggest floating museum in Gothenburg, Sweden.

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

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

These rusting, skeletal structures are monolithic monuments to Glasgow's industrial past

The abandoned transportation hub hides within the Glasgow attraction it once served.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

The ornate structure is part of a building boasting more marble than the Vatican.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

This hidden gem reveals the history of Britain's first police force.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

A sea cave with a waterfall and Viking past

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

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

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

A leafy, peaceful oasis nestled in the heart of Glasgow's busy south side.

A red-brick beacon stands against the tempestuous Atlantic, on the windiest site in the United Kingdom.