A wonder of natural limestone formations etched by millions of years of natural interaction between rainfall and rock and air.

After much poking and prodding, this island is decidedly not a magnetic anomaly, but it sure is pretty.

A preserved college lock-up that recalls a clubhouse approach to discipline.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

Cold war icon and onetime "hole" in the iron curtain.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

This 600-year-old home seems to defy physics.

A restaurant and observation deck built in a unique broadcasting antenna.

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

The prototype for all Nazi concentration camps.

A fascinating insight into daily life in the Eastern Bloc.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

The fairy tale castle of the "fairy-tale king."

The largest wax museum in the southern hemisphere features a grizzly chamber of horrors.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.

A giant Australian fruit and tropical farm.