This demonic monument commemorates a carving destroyed in World War II.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A beautiful mountaintop mausoleum devoted to a Montenegrin icon can't seem to make everyone happy.

This World War I fortress is the perfect place to catch a Montenegrin sunset.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

Perhaps the most spectacular grotto along the Algarve coastline.

Built in 1512, the oldest cathedral in the Americas.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

An artful memorial to 4,000 fateful oranges.

Welcome to the world's only museum dedicated to the Ukranian Easter egg.

The deepest metro station in the world.

When you've got to go, you've got to go.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

340-foot statue built to honour the Heroes of the Soviet Union.

The largest catacomb system in the world.

Featured in one of the most iconic scenes in cinema history.

Yo, Adrian!

The discovery of these rare, ancient artifacts led to the creation of a new museum.

Meant to resemble a massive tree, the building is the best example of Spanish organicist architecture in Madrid.

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

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

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