The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

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

A slice of central Asia in the middle of Berlin.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A natural wonder in south Denmark.

From Coke II to Google Glass, this exhibit features some of the most spectacular commercial flops.

Six beautiful wooden giants are hidden around Copenhagen.

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

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

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

A wunderkammer of mysterious objects and stories.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

Art and a pun, all in one.

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