This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

When the rain falls, this drain system turns into a musical instrument.

Böttcherstraße's bells, extolling Nordic virtues and the great conquerors of the world.

The Suurhusen church tower in Germany leans over farther than the famous Leaning Tower of Pisa.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The history and future of cannabis.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Invisible bridge parts the waters, invoking biblical images and preserving the ominous feel of an ancient moat.

This ghost town in Belgium will lose its street art when it ceases to exist.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

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

Brussels' favorite peeing boy has a sister.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

The last bastion of Roman presence north of the Alps looms over a German town.

A former ironworks that was the first UNESCO industrial site.

Hundreds of hidden passageways weave through the old quarters of Lyon.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

This massive blockhead sculpture hides an entire library.

Massive galleon from a box-office bomb docked in Genoa.

This former fascist summer camp was abandoned for decades.

Mysterious tombstones thought to be remnants of Atlantis.

Ancient mysterious ruts carved in the bedrock.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.