The centuries-old crosses "growing" in the cemetery are steeped in local lore and are believed to have healing powers.

The two abandoned overpasses are among the largest bridges in Poland.

This little-known, 35,000-specimen collection in Greece is a lepidopterist's dream.

An abandoned monument remembering the "Pančevo Holocaust" now stands as a shadow of its former self.

A hidden gem to enjoy nature in its purest form.

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

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

A sculpture of a blood drop designed to honor those that have donated the precious liquid.

A 11-foot former president stands on a Kosovo street that also bears his name.

The site where the leader of the Kosovo Liberation Army was killed is now a memorial.

As of 2022, the 124 rooms of Kosovo ski resort remain empty.

Once a safe haven for locals engaged in blood feuds, this 400-year-old fortified tower is now a museum showing what life was like for those lying in wait within its walls.

A swan-like monument on Obad's Hill honors those that defended the area from German invaders during WWII.

A military fort has guarded the surrounding area from this key position since the 13th century.

The original location of a global franchise in Zagreb stands out for exhibits that challenge perceptions.

A safe sanctuary for rescued shelter cats with an imaginative, glitter-infused experience

This scale model of our solar system hid in plain sight for years before a physics team sought out all the planets.

This former estate of a fascist leader is now a burnt out ruin leading to a system of secret tunnels.

One of the major cities of Late Roman provinces, now in ruins of small scale.

This 135-year-old weather station studied the effects of the climate on human health.

This military tunnel dates back to World War II and provides visitors with a little wartime adrenaline.

The remains of a sunken military ship wreck visible through clear water.

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.