Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

The "dragon babies" of southeastern Europe.

A miniature train-ride through Slovenia's largest cave system.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

A whimsical bridge adorned with decorative dragons.

This abandoned Slovenian military barracks has become a punky-political art squat.

Statue of death tucked in the University of Medicine courtyard.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

Dynastic Home of the De Piro Family.

Collection of antique taxidermy and natural specimens, near one of Paris's oldest flea markets.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

A British Commonwealth cemetery in the heart of Milan, with 421 allied soldiers died during World War II.

Regency-era excess on the English Coast.

One of the oldest and largest wooden churches in France was very evidently constructed by shipbuilders.

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

To the famous surrealist artist, liberty required two torches held high.

A fairy tale castle in modern Rome.

A museum in the childhood house of a medical pioneer.

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

The "Mona Lisa" of funerary art.

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

This German museum is devoted to all aspects of grave culture from headstones to coffins.