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

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

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

Tiring of digging out the door to this church for every service, it was eventually abandoned to the sands.

An abandoned lighthouse awaits its destiny: being buried under shifting sand.

Mounds, rune stones, and a 1,000-year-old church, left behind by Denmark's first two kings.

Preserved "bog person" that is over 2,000 years old.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

Iron Age "bog person" preserved for over 2,300 years.

The yawning maw of this pagan visage is said to bite off the hands of liars.

A 16th-century horror show built in a lovely Italian garden.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Started as a kitchen garden, now the second largest botanical garden in the world.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

Things seem to roll, flow and run uphill on this short patch of road near Ariccia, Italy.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Before there were doorbells this bronze ear was installed for visitors to announce their arrival.

A medieval fresco which reminds visitors that death will come for us all.