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

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

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

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

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

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

Copenhagen's celebrated theme park and gardens.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

This unique rock formation is quite the local celebrity, although one day it may come crashing down.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

Lava stone structures possibly dating back to the 19th century may have been a stopping point for voyagers between ancient Egypt and the Mayan Civilization.

Thousands of miniature bronze sculptures have taken over this city square creating a unique art installation.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

Giant topiary dog once played a role in a terrorist bomb plot.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

This beautiful spit of land was once the summer playground of the king of Spain.

Whether they are bulls or pigs, these ancient animal sculptures are fascinating relics.

An ancient Egyptian temple in the middle of Madrid, Spain.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.