Tiny memorials honor individual victims of the Holocaust.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The embalmed remains of the communist leader lie within a custom crystal coffin.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Saint Joseph was said to heal the deaf and blind, but it was a much smaller miracle that got him canonized.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

An ancient tower built during Roman times as a lookout post still stands to this day.

A Spanish forest is filled with mysterious stone carvings.

Remote ruins of a 2,400-year-old Iberian settlement.

The oldest Roman lighthouse still in use.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

The unexpectedly beloved remnants of a controversial thermal power plant.

A science fiction-inspired apartment building designed by a famous Spanish architect.

Mountain where Jesus was first tempted by the Devil.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

This cemetery features modernist statues as strange as its name.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Legend says this sculpture commemorates a brave baker who rescued the city in the Thirty Years' War.

According to legend a man pooped out the window of this tower to prove that it was straight.