After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

A statue honors the children who fought Nazis in Poland.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

Sweden's oldest animated sign is still lighting up the skyline today.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

This grand hydraulic installation has provided water for townspeople since the Middle Ages.

Founded in 670, this ancient mosque is an architectural time portal.

An ancient burial ground believed to have been used for ritual sacrifice.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

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

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

The oldest housing complex in Riga is a mini timeline of architectural trends.

A black cat protests the City Guild in Riga's Old Town.

Flamboyant architecture from the turn of 20th century.

3,000 market stands in five former Zeppelin hangars.

1,500 Commonwealth servicemen of World War II are buried or commemorated in this cemetery.

Every spring, locals see the shadowy figures of a ghost army of slain Greek soldiers descend upon this ruined fort.

The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.