Small church built in the 19th century for whites and slaves to worship together.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

This hulking behemoth is actually five interconnected towers built in the 1960s.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

Northern Ireland's Brobdingnagian stepping stones.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The site of Austria's biggest concentration camp now honors its victims.

American soldiers discovered Europe's best one-liner at the end of World War II.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

There has been an astronomical clock on this spot since the 14th century.

Museum on French naval history, with magnificent figureheads, a historic diving suit, and a boat used by Napoleon.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The curious underground history of keeping Paris clean.

Electricity pylon standing in the middle of a shelter.

Small museum dedicated to one of the founding fathers of modern astronautics.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

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

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.