This former monastery is still a revered religious site.

A Serbian monument to plums.

This memorial park stands on the site of one of the largest mass executions of the Second World War.

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

A Red Cross memorial museum at the site of the Niš concentration camp that operated for four eventful years during World War II.

Structure built from the skulls of vanquished foes.

The figure atop this globe is from a Serbian play about a merchant's travels around the world.

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

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

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

Dedicated to the outnumbered Finnish forces who pushed back Soviet forces during the conflict.

Climb inside an iron crystal magnified 165 billion times its normal size.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

This collection of lurid religious statues tell the tales of a saint who stood down the devil.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

This bike path traverses the treetops.

What was once a bustling mining installation is now a bustling hub of contemporary art.

This bike path was sunk below water level for maximum wonder.

These ruins reveal the remarkably intact layout of a Roman marketplace.

A luxury hotel housed in a former 15th century Gothic church.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

Incredible labyrinth of man made caves.

This historical Netherlands fortress still bears the marks of its single siege.

This Khmer temple is named after a young woman who sacrificed herself to protect the city from a disastrous deluge.