The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

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

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

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.

Along the edge of this fountain are 365 smaller fountains that represent the days of the year.

This unique museum focuses on the Siege of Sarajevo through children's eyes.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

The first mosque in the world to receive electricity.

The place where World War I began.

Oriental bazaar in the heart of Sarajevo.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

The world's first funicular powered by a steam engine.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

This hidden garden boasts amazing views of Lyon.

Featuring a meatless buffet fit for kings, this family-owned Zurich eatery is considered the oldest vegetarian restaurant in the West.

A constellation of golden cobblestones shows the names of local children born under a full moon.

Florentine Renaissance style building in Switzerland, home to the world's largest taxidermy Great White Shark.

A fortified palace in the shape of a ship on the Thiou river.