Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

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

This unique bridge physically lifts a piece of the road into the air to let boats pass by.

This stream-carved gorge has inspired poets, hidden smugglers, and trained soldiers, all without losing its beauty.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The world's largest wooden structure.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

Giant topiary dog once played a role in a terrorist bomb plot.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

Thirteen sculptures in central Moscow graphically depicting vices of the modern world.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

A military museum, art park, mausoleum, and architectural oddity all on one fascist's estate.

Five candy-colored villages on the Italian Riviera.

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

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

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A whimsical bridge adorned with decorative dragons.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.