A remnant of the Franco-Prussian War, lodged in the city's walls.

Memorial to the brave indigenous defenders of the Canary Islands.

This old school, eccentric, and independent video rental store refuses to die.

Built in 1968, this arthouse has kept its movie-palace decor and has its own museum.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Two stunning 17th-century libraries and a cabinet of curiosities.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

This house's itty bitty size means no humans allowed.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

Cliffside houses provide a spectacular view from their perch above the valley.

Two large eyes painted anonymously on a mountain overlooking the city pay homage to an old legend.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

Macabre astrological automaton clock dating to the late 1400s.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

A historic and beautiful Art Nouveau chamber in a historic railway station.

Monument to a suicide protesting the Soviet invasion.

Valletta’s outdoor theatre stands within the ruins of a 19th-century opera house.

The most impressive of Basel's three remaining city gates.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.