Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

An extraordinary museum devoted to the pop art legend created by Slovak artists.

A once-fairy tale mansion now stands in a state of disrepair.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

The blood-soaked ruins of the castle where the murderous Blood Countess was walled in alive.

A unique hotel for the artistic soul.

One of Serbia's oldest luxury hotels and a nostalgic echo to Yugoslavia in the state's former capital.

The ruins of a military-industrial complex now host concerts and more.

This feat of Brutalist architecture is also known as the Three Sisters.

Ruins of an old water tower that look like a horror-film castle.

Near Belgrade, an ancient-looking sarcophagus serves as a World War I monument.

Once a beautiful palace, this structure is now known as the ''museum of destruction."

This medieval monastery represents an architectural blend of eastern and western European culture.

This natural spa is known for its healing properties and vibrant hue.

This dazzling Art Nouveau mansion is now home to the Modern Art Gallery Subotica.

This natural monument has an origin story steeped in legend.

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

A Roman monument to their own civil engineering prowess.

A hidden stream deep in the mountains creates one of the largest tufa waterfalls in Serbia.

A beautiful 19th-century mansion slowly crumbled and became a 'ghost house' after World War II.

The ridged layers that make up this river canyon represent Earth's geological history.

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

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