An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.

The largest Roman amphitheater in the Balkans once held over 20,000 people, but managed to lay hidden for hundreds of years.

According to a local legend, this old castle could only be built after a woman was immured in the walls.

The elliptical citadel resisted the advance of the mighty Ottomans several times, thanks to the military prowess of the "Dragon of Albania."

A naturally beautiful, seemingly bottomless deep blue spring.

A medieval bridge stretches over a sulfur-rich river that leads to year-round natural hot springs.

The hairpin turns in this mountain road take the shape of a letter—is it a coincidence or a symbol of love?

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A curious cave church carved into the face of a cliff.

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

The remains of the last Bosnian fortress to fall to the Ottomans are still standing.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

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

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

Oriental bazaar in the heart of Sarajevo.

The place where World War I began.

These warring psychedelic crags commemorate an unsuccessful military operation.

Bridge that died in war and was resurected.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Legend has it fairies gathered at the site of this medieval castle.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

Yugoslavia's biggest underground airport lies in ruins.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

When the rain falls, this drain system turns into a musical instrument.