A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

Ruins of a 10th century church tucked away deep in a botanical garden.

A stunning bridge that appears as if it's lunging to the shore, and has a legend of a devilish architect.

Now an entertainment complex, the Lingotto building was once an avant-garde auto factory with a test track on the roof.

The mountaintop inspiration for Umberto Eco's "The Name of the Rose."

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

The secret medieval communication system will whisk your words above the noise of the crowd.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

A pair of connected skyscrapers form this symbolic gateway.

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

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Started as a kitchen garden, now the second largest botanical garden in the world.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

Dedicated to the European Sinti and Roma peoples murdered during the Holocaust.

Three columns of volcanic rock shoot out of the ocean.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This beautiful, historic church looks like something out of a simpler past.