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

Even after multiple failed attempts to be hanged, Chaguinhas was still alive, making people believe it was a miracle.

This skyscraper once housed weapons during the revolution and was the scene of two brutal crimes that shocked São Paulo society.

Ella Fitzgerald, opera singer Enrico Caruso, and dancer Isadora Duncan all performed in this lavish, supposedly haunted theater.

Unconventional site where the tracks of Zurich tramcars intersect.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

These magnificently sculpted tombs represent Spain's own legendary version of "Romeo and Juliet."

This multi-level, aqueduct-footbridge hybrid is one of the greatest works of the Spanish Renaissance.

An abandoned masterpiece of Soviet Brutalist architecture.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

A statue of a boy looks up at where the famous rival to the Leaning Tower of Pisa once stood.

Touching the iron railings of Tarragona's balcony to the Mediterranean is said to bring good luck.

This Roman arena once played host to bloody gladiatorial battles.

Long tunnels run under the ancient chariot racing circuit to the tower.

Under the towering glass canopy of Google's headquarters in São Paulo's poshest neighborhood, hides a small, charming 18th-century house.

The building that once housed the dictator's secret police is now a museum that documents the history of an oppressive regime and those who fought against it.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

Vibrant street art created with mixed media.

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

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

This 47-story "M" needed 20 years to be completed