The final resting place of the great navigator, or maybe his brother.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Dine amidst exotic plants at this former royal greenhouse.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Baroque celebration of the end of the Great Plague of Vienna.

The final resting place for the remains of 143 Habsburg royalty.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Amsterdam's former hotspot for public executions and dissections.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

The only museum with its curator—and her pets—buried inside.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

The oldest operating pharmacy in the world features 800-year-old recipes.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.