The only monument to name all of the passengers and crew who died on the RMS Titanic.

A museum marks and documents the site of the Titanic's launch.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This winding road through an Italian canyon may be the most scenic drive in the world.

Europe’s oldest natural human mummy.

This series of underground chambers contains Europe's largest subterranean lake that is slowly drained each day.

The first modernist church in Europe.

A gift from Emperor Franz Joseph I to his wife.

Handsomely crafted representations of our round planet.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

These relics of the city's past now exist as a prominent modern feature.

Dine amidst exotic plants at this former royal greenhouse.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

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

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

Op-art architecture designed for happiness.

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

Bizarrely-painted church designed by a controversial artist.

This one-time health resort was used by aristocrats around the world.

With its mine closed, this old village is starting to resemble a ghost town.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The notorious Wild West outlaw was raised in this unassuming abode.