Copenhagen's celebrated theme park and gardens.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

The music is over at the Ballhaus Riviera Ballroom, but the ballroom remains in haunting disrepair.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

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

Vortex-shaped aquarium hosts Europe's largest school of piranhas and other ocean creatures.

Hans Christian Andersen for the postmodern world.

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

A 19th-century subterranean reservoir repurposed as a contemporary art cave.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

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

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

The oldest amusement park in the world has been providing a nice spot to have some fun since the 1500s.

A towering monument to war, located on a beautifully peaceful hill.

An abandoned swimming pool decays on the outskirts of Berlin.

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

Climb right into the heart of this colorful Iceland volcano.

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

This abandoned oil depot produces world's longest echo in a manmade structure.

The remains of a grand castle that may have inspired Bram Stoker's Dracula.

This picturesque archeological site looks like it was pulled straight from a fantasy novel.