One man's remarkable private collection of art from around the world.

This historic cemetery is home to the largest private mausoleum in Europe.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

This 18th-century former mosque held the first Hellenic Parliament.

The historic building has preserved human organs, unusual hexagrams, and scars from a political assassination.

A lake island of richly decorated monasteries, where a fugitive ruler met his end

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

A spectacular Neoclassical palace is home more than 15,000 artifacts and works of art.

A memorial to the atrocities of the People's Socialist Republic of Albania.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A tiny church on a man-made island in the Adriatic.

Its frescoes depict the likeness of Marshal Tito, Karl Marx, and Friedrich Engels burning in hell.

On top of a resort town as old as the Bronze Age sits an incredible war memorial statue overlooking the beaches below.

Decorated with a staggering 1,380 ladybugs, the installation has turned what was once a grim, forgotten nickel mine into a landmark and a statement.

Two distorted Romanesque columns hold aloft a mine cart in honor of laborers who died during WWII.

A UNESCO-protected spiritual seat of the Old Serbian Kingdom and Empire.

A monastery considered a state-protected cultural monument of exceptional importance, founded in the 14th century by Serbian King Stefan Dečanski.

This 15th-century Ottoman bridge was modified to keep up with the changing course of the river Erenik.

This lonely minaret with an unusual decorative symbol is all that remains of a historic Ottoman mosque.

A 14th-century Serbian Orthodox church that was once converted into a mosque under the much-disfavored Ottoman Empire.

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

An unfinished Serbian Orthodox church with 1,389 golden crosses planned to represent the Battle of Kosovo.