The former headquarters of history's oldest megacorporation.

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

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

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

Copenhagen's celebrated theme park and gardens.

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

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

This massive blockhead sculpture hides an entire library.

A medieval military street hidden beneath a charming French fishing village.

This mosque was based on Sub-Saharan Islamic architecture and created for the Senegalese Tirailleurs.

Avant garde house of Pierre Cardin on the Cote d’Azur.

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

For a brief time in 1960s France, families could climb into a tiny submarine and be pulled along an underwater journey.

The ritual has been performed uninterrupted for nearly 700 years.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

A labyrinthine underworld of tunnels and caverns hides beneath the city.

One English town's celebratory landmark spurred more trouble than anticipated.