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

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

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

Dedicated to a young woman who broke gender barriers at the University of Madrid.

Hidden under a center for the elderly are the dungeons which were used during the Spanish Inquisition.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

An automaton perched above an classic clock and watch store

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

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

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

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

A stone record of five floods inside Liège’s cathedral.

After a long legal battle, the heart of the famous composer is finally enthroned in the city of his birth.

This Belgian observatory bears a striking resemblance to Futurama's Planet Express building.

A historic sanctuary in the last refuge of the Aramaic language.

Explore 150 years of Estonian rail history in a terminal once built for Tsar Nicholas II.

Romania's triumphal arch looks out over Bucharest.

This sculpture used famed boxer Joe Louis as the inspiration behind its body.

The kitsch mansion of the former Romanian president Nicolae Ceaușescu features a golden bathroom.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A muddy alien landscape that is home to rare species of exotic plants.

This enormous abandoned prison was once dubbed the "Bastille of Romania."

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

A medieval church built up to defend its village.