A historic Christian shrine nestled within a spectacular natural cave.

These megalithic tombs contain some of the largest stones ever moved in prehistory.

Legends surround this natural rock formation that looks like a Moorish king wearing a crown.

Botero's plump bronze horse presiding over Barcelona's airport terminal

The ruins of the Sacred Heart Memorial, which was first “shot” by a weird firing squad and then dynamited during the Spanish Civil War

Mural dedicated to one of Spain's favorite cartoonists, Francisco Ibáñez.

This sculpture is a reminder of the old lamplighters of Madrid, a profession that is now extinct

These distorting, funhouse mirrors achieved fame in a renowned piece of Spanish theater.

Along the pavement of this neighborhood in Madrid are quotes from famous authors.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

At this century-old barbershop, clients used to be entertained with a glass of brandy and a cigar.

A must for film lovers in Madrid and home to the Spanish Film Library's projection space.

This historic fountain is a favorite neighborhood meeting point.

The remains of this old Madrid wall are attached to a fire station

A tiny church remembers the Polish cavalrymen who charged their way into a Napoleonic victory.

The gaunt visage of this angular Christ giant is enough to put the fear of God into all who see it.

At least according to the Guinness World Records.

This little sun pays homage to a massive gate that once stood at this location.

A “floating horse” hangs menacingly over the heads of passersby.

The neighbors of this building, near Goya's former Madrid home, commissioned this famous painting as a tribute to the Spanish artist

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

One of Madrid's most beloved statues is of an anonymous citizen.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

These murals, created by UCM students, were granted legal protection in 2003 to prevent their deterioration