The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

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

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

This statue of a goat in boots is meant to represent the European Union.

A museum dedicated to the classic Italian scooter in the heart of Serbia.

It may seem a little out of place in a tiny village, but the inspiring story of its creation made headlines.

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

These unique sculptures form a musical ensemble of recycled metal.

This beautiful medieval Serbian monastery is home to frescoes, peculiar sculptures, and historical curiosities.

This ice cream parlor serves scoops of flavors like rakia, medlar, and poppy seed.

An 11th-century Byzantine church with medieval Serbian history and spectacular views.

At this archaeological site, visitors can explore the ruins of the capital of the former Roman province of Moesia.

Curious carved stones and bird-like wings are a symbol of Serbian resilience and freedom on the site of a WWII massacre.

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

A misnamed well, with a deep dark past.

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

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

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

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

The bizarre rocks of Đavolja Varoš are the result of natural erosion.

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

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

Space-age monument to an early 20th-century uprising.