This sculpture commemorates Edinburgh's sister city and their respective celebrity dogs.

A peculiar samurai statue overlooks the center of Brno.

This massive monument has been telling the time for 150 years—at a slight angle.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.

This colorful statue welcomes visitors to a Barcelona park.

This bewitching Babylonian goddess haunts a hallway of the British Museum.

This beautiful spit of land was once the summer playground of the king of Spain.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

The only pub in the world surrounded by an ancient stone circle.

This two-legged horse statue celebrates a beloved cartoonist and his quirky characters.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

The commemorative stone column conceals a secret laboratory.

The birthplace of the ferocious William the Conqueror, this castle is awash in medieval history.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

An ancient ossuary in Rouen.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

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

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Europe's largest community of crocodiles and alligators.