An 800-year-old island castle in Guernsey's main harbor.

Underground hospital complex constructed by slave laborers during the German occupation of the Channel Islands.

An intricately decorated tiny place of worship.

A statue erected in honor of the toadish nickname given to Jersey residents by the French.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.

A passage grave used in neolithic rituals.

The lighthouse is on a island which is connected to another island, which is connected to another island, which is connected to one of the largest islands in the world.

In the shadow of a former battleground, the resting place for nearly 2,000 soldiers who died in World War I.

Largest illuminated advertisement sign in the world.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A man throwing a giant severed hand towers over Antwerp’s main square.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

This bike path was sunk below water level for maximum wonder.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A former customs station on the border of Germany and the Netherlands.

Cemetery honors Americans who died during WWII and is the resting place of Gen. George S. Patton.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Northern Ireland's Brobdingnagian stepping stones.

The people of Padua pledged to construct this church if the city was spared from destruction during World War I.

A unique bridge with an equally unique view.

A ruined castle stands atop a hill surrounded by dragon lore.

This 12th-century castle majestically overlooks the city and the beautiful Mosel River valley.