A museum filled with tiny, adorable versions of the mighty Royal Danish Navy.

Site of the first radio and telephone broadcasting companies in Copenhagen.

Once a meeting point for great thinkers, and the midpoint of the country.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

An "evil painter" included pointed symbols in this artwork to poke fun at members of the Danish Parliament.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

The only surviving piece of Copenhagen's 16th-century defensive wall.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

A plain wooden seat that once belonged to one of the most prominent figures of the Protestant Reformation.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

The bears of Bern have been a city highlight for over 500 years.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.