Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

These spooky and unusual stone formations create an underworldly landscape.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.

Caves famous for the dragon-slaying saint who lived there.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

A hidden stream deep in the mountains creates one of the largest tufa waterfalls in Serbia.

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

This 15th-century Serbian Orthodox monastery also contained a school for illuminating manuscripts.

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

Despite being pillaged and destroyed a number over times down the centuries, this historic church still sort of stands.

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

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

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 14th century castle withstood years of battle but is now sliding off the hills into the Danube.

Legends of treasure and spirits flow from this this fairy tale-like oasis.

This stunning mountain lake was named for a pair of tragic lovers whose statues stand at the center.

The ruins of an abandoned church loom within a picturesque Ukranian village.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

The largest catacomb system in the world.