An automaton perched above an classic clock and watch store

In this 400-year-old hotel in Madrid, you'll find a comb in every room, an old clock, and maybe a ghost.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A tunnel commissioned by ‘the Intruder King’ to escape from the palace if there were problems.

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

Shrapnel, dynamite, bullets and Franco couldn't destroy this bust, rescued and kept hidden as a family secret for over 40 years.

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.

A haven for book enthusiasts across the street from Retiro Park.

Commonly acknowledged as the only public monument to the Devil himself.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

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

Once a resting spot for King Fernando VII.

The remains of this misplaced church were moved here stone by stone.

Dr. Fleming's work saved the lives of many bullfighters thanks to his discovery of penicillin.

The former home of a mad diplomat is said to still be marked in bloody, arcane scrawls.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

A unique work of automotive art calls this shopping center home.

The encased skull that is widely believed to belong to St. John the Baptist.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.

A dad joke was inevitable when a member of this 19th-century chocolatier family married the president of France.

One woman's decades-long obsession with the "La Fée Verte."

The room where Vincent van Gogh died.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.