Where the lovelorn find a home for their sentimental keepsakes.

An ethereal glowing blue ocean cave in Croatia.

A forgotten and crumbling Yugoslav monument to the victims of fascism.

This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

The place where World War I began.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

These warring psychedelic crags commemorate an unsuccessful military operation.

Bridge that died in war and was resurected.

A tribute to a man who defied the Nazis until his last breath.

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

This memorial park stands on the site of one of the largest mass executions of the Second World War.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

A grand Yugoslav memorial to the group of partisans who fought and died resisting western Serbia’s Nazi occupation.

Abstract monuments express sorrow and resilience at the site of a horrific massacre in Nazi-occupied Serbia.

Religious perseverance and cultural coexistence manifest in an architectural gem that multiple wars couldn't topple.

A Red Cross memorial museum at the site of the Niš concentration camp that operated for four eventful years during World War II.

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

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

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

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

One of the world's oldest olive trees, thought to be over 2,000 years old.

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