This former insane asylum now holds a pathological anatomy museum.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Designed to resemble foreign architecture, this mosque-looking structure was used to pump water to a royal fountain.

A six-story, asymmetrical tower filled to the brim with scientific experiments.

A fortified palace in the shape of a ship on the Thiou river.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

Prayers and messages of hope decorate the ceramic tiles of this pavilion.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

A misnamed well, with a deep dark past.

A pair of connected skyscrapers form this symbolic gateway.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A Serbian church lit by chandeliers made of weapons.

An opulent monument built for a duke who donated his entire fortune to the city of Geneva.

A futuristic, brutalist masterpiece that is also strangely prison-like.

This massive monument was unveiled the day Kosovo declared independence from Serbia.

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

Atop this electronic store resides a massive fighter jet.

Over time, this castle grew to encompass the entire island.

Slovenia's first mosque is a striking mix of Islamic and modernist architecture.

The monument honors the mountaineers who were part of Europe’s best anti-Nazi forces.

One of the tallest lighthouses in the world also serves as a monument to the fallen of World War I.

The Adriatic's most famous wind can be reliably experienced in the city's Marina.

This Roman monument is surrounded by more recent construction, offering a stark contrast between ancient architecture and the modern urban landscape.

The world's first motorway was used as a racetrack until the late 1990s.