Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

An ancient Egyptian temple in the middle of Madrid, Spain.

An ornate sculpture of an ox in repose marks the former entrance to Nuremberg's medieval meat market, which was destroyed during World War II.

This red light district plaza memorializes the Fab Four and their historic connection to the area.

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.

Eat the ultimate iteration of Portugal's most beloved pastry.

This abandoned shopping arcade has new life as an art installation.

Time stands still at this serene burial ground in the center of Budapest.

Twelve towering statues once destined for Pécs Cathedral, now sheltering under arches.

The bronze creation commemorates the life and work of a beloved actor.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

A scene from one of Hungary's most famous novels.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

This sculpture honors the man who was known as the "Righteous Among the Nations."

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

The world’s first statue of the late Apple co-founder.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

Dedicated to this region's early settlements and rich history of salt mining.

An Austrian house of bones filled with hundreds of intricately painted skulls.

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.

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

A dead saint, a deadly poison, and a mysterious holy ooze.