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

Bridge that died in war and was resurected.

Carefully reconstructed after the Bosnian War, this 16th-century bridge stands as a symbol of the country's enduring multicultural heritage.

An apparition of Virgin Mary in Herzegovina.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

Bunski Kanal is a hidden natural wonder where the emerald Buna River dramatically merges with the mighty Neretva through a narrow limestone channel.

This fortified town dating back to the 1400s is often described as an open-air museum and is a protected National Monument of Bosnia and Herzegovina.

Construction of this bridge was once described as an "act of violence" against a neighboring country.

Longest fortress system anywhere in Europe.

Trek up this glacier before it disappears.

Every year, a sparkling cave is sculpted in the icy heart of a glacier.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

An early masterpiece of Le Corbusier, a famed Modernist architect, hiding in plain sight.

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

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

Home of the Large Hadron Collider and the birthplace of the World Wide Web.

CERN's beautiful, bending sculpture is a tribute to the spread of knowledge.

Medieval irrigation channels built into the sides of mountains provided Valais with water for hundreds of years.

These spindly, stone-capped formations are the product of glacial deposits and thousands of years of erosion.

The oldest licensed distillery in Ireland.

Visitors can still take a train to this former train station turned museum.