A whimsical bridge adorned with decorative dragons.

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

This massive subterranean fissure is known as the "underground Grand Canyon."

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

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

A peculiarly shaped brass sculpture hidden in a courtyard in central Lviv

Monumental sculptures guard many of the graves, transforming this necropolis into an open-air fine art museum.

World's largest crossword puzzle spans the side of a towerblock, its clues scattered throughout the city.

Built in the Soviet era, this cableway system still runs gondolas from Odessa down to Otrada Beach.

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

A tribute to a Ukrainian heroine who went undercover and killed several Nazi operatives.

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.

An Art Nouveau building covered in animal gargoyles and grotesques.

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

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.

Carefully reconstructed after the Bosnian War, this 16th-century bridge stands as a symbol of the country's enduring multicultural heritage.

Bridge that died in war and was resurected.

A monument on the pavement marks the spot where two cultures that shaped Sarajevo come together.

The first mosque in the world to receive electricity.

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

Oriental bazaar in the heart of Sarajevo.