Trimmed trees grow alongside the graves like topiary tombstones.

Colorful concentric circles honor a small Croatian town's supposed spot at the nucleus of it all.

This beautiful Croatian fortress is haunted by legends of forbidden love.

This modern, multimedia museum takes visitors on an evolutionary journey back in time.

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

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

Stone age urban planning.

A Serbian church lit by chandeliers made of weapons.

Imperial palace of Emperor Galerius, the Emperor behind the worst Christian persecutions during the Roman Empire.

Popular river that runs through the remote Serbian municipality of Leskovac.

This spaceship-like Serbian monument reaches for the stars in celebration of the fallen fighters of fascism.

Despite being pillaged and destroyed a number over times down the centuries, this historic church still sort of stands.

A pair of connected skyscrapers form this symbolic gateway.

For over 40 years, this quaint little house has teetered on a rock in the middle of a river.

This 14th century castle withstood years of battle but is now sliding off the hills into the Danube.

A sinuous path among steep cliffs creates a stunning sight in southwestern Serbia.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

Beautifully carved tombstones fill this unmarked graveyard, uniquely situated near the village's famous stone wine cellars.

After this medieval Serbian fresco was hidden for centuries, an image of it became one of the first to be sent into space.

This 15th-century Serbian Orthodox monastery also contained a school for illuminating manuscripts.

Legends of treasure and spirits flow from this this fairy tale-like oasis.

A well preserved medieval fortress in Vojvodina.

The interior of this Serbian royal family's mausoleum is covered with exquisite mosaics.

This fresco-covered medieval monastery hangs from the side of a steep cliff.