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

Denmark’s never-ending bridge.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

Copenhagen's celebrated theme park and gardens.

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

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

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

This sublime architectural marvel is a rare example of an expressionist church.

An artist has turned what most people would consider a bathroom nightmare into a work of political art.

This bike path traverses the treetops.

This bike path was sunk below water level for maximum wonder.

Pop culture has helped to keep this iconic British building from being destroyed.

A church of bones, decorated with 40,000 human skeletons.

Macabre astrological automaton clock dating to the late 1400s.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

This former quarry is now a picturesque gorge that hides a sunken lake.

A bus with a butt and biceps to put Olympic athletes to shame.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

The tallest waterfall in the Netherlands is a lovely, stepped feature that is only 50 feet tall.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

At high tide this strange footbridge appears to have no purpose whatsoever.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.