In this historic region, homes and churches are carved into ancient volcanic rock formations.

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

The colorful stairs are made with marble from the world's major quarries.

These docile dragons are ideal inhabitants for the conservatory greenhouses.

A collection of 4,000 thimbles that's more versatile than one might imagine.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

An intricate and amazing house built by architect Karl Junker.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

The lost Latin words were reconstructed using the holes from the nails that once pinned them in place.

An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

A rather vulgar example of the transition from Latin to the Italian vernacular.

A peculiar trapezoidal building covered with wonderful humorous reliefs.

An ancient pagan site swirling with legends in the foothills of Franconian Switzerland.

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

This remarkable cave was discovered after a shepherd watched bees enter and exit through a small fissure.

Mediterranean castle on a tiny Turkish island.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

The atomic museum in the basement of this German castle displays long strands of replica uranium cubes.

Walk through living pictures and music in the Cathedral of Images.

A five-square-mile slice of Spain on the Mediterranean coast of North Africa.

One of the most well-known city festivals in the world.