A dead saint, a deadly poison, and a mysterious holy ooze.

The 1940s structure houses what was once Europe's largest telescope.

The remains of 50,000 World War I soldiers rest under a towering arch overlooking the Alpine battlefields.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

This one-time health resort was used by aristocrats around the world.

On a small Slovenian island, diners can mix and match a classic cake into dozens of sweet and savory flavor combinations.

With its mine closed, this old village is starting to resemble a ghost town.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This Italian foot path winds through the mountains via 52 individual tunnels.

Turtles swim in a pond surrounding a classical temple in this lush park in Vicenza.

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

A memorial to the Vicentine who survived and documented Magellan's circumnavigation of the world.

Featuring the last fully walkable parapet walkway in Europe.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

This medieval castle was home to a known tyrant and features several hidden passages.

This military mausoleum captures the solemn grandeur that most memorials only aspire to.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

A devastating landslide accidentally created this tourist hotspot.

These delicate sand pyramids look like naturally occurring gothic spires.

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