These airport hangars are now a bustling shopping center with only hints of its past still lingering.

A water reservoir disguised as a castle stands atop a hill in a park in Stockholm city.

At low tide, you can see the remains of a 17th-century ship just off a Stockholm island.

There are hidden patterns on the subway seats of some Stockholm metro cars.

This Stockholm art museum integrates many of its pieces into the surrounding outdoor areas and natural landscape.

The composer known as the "Swedish Mozart" arranged to be buried in an unusual spot.

The final resting place of the man whose name has become synonymous with greatness.

Sweden's oldest animated sign is still lighting up the skyline today.

Located in an old church, this brewery produces a different kind of holy water.

A golden egg-shaped sauna in the Arctic tundra.

Marvel at the excessive luxury of the ousted Ukrainian president's former estate.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

Get past the gatekeeper's apartment and enter an elaborate hoax of a restaurant with a Masonic feel.

Baroque celebration of the end of the Great Plague of Vienna.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The smaller of the three towers of San Marino is a former prison inaccessible from the ground level.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

This charming candle shop has been in business since 1789.