An exquisite panometer representing Dresden as it was from 1695 to 1760.

To the great disappointment of doomsdayers, this codex merely contains records of the Moon and Venus.

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

Where once there was a train station bathroom, there is now this German burger joint.

A century-old shot ball factory tower is open to the public once a year.

Cat art as far as the eye can see.

A beautifully eclectic mix of architectural styles.

Amsterdam's former hotspot for public executions and dissections.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

This modern arts center is built around a gem of late-Baroque architecture.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Indents in the pavement are all that remain from a grisly death machine in Paris.

An icy lake tucked among jaw-dropping alpine panoramas.

Trek up this glacier before it disappears.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

Home of the Large Hadron Collider and the birthplace of the World Wide Web.

Commonly acknowledged as the only public monument to the Devil himself.

The earliest known map to show America, discovered by accident at a Paris bookshop.

Dead weights honor the dead of Portugal's fishing industry.

This small chapel is built of human bones and decorated with a golden skeleton.

Founded as a refugee camp, now a popular tourist spot.

At this faithfully preserved medina off the Moroccan tourist circuit you can walk through six centuries of history in one day.

Moorish signal station on a stratgic rocky outcrop.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.