The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

Five candy-colored villages on the Italian Riviera.

This amazing medieval fortress stands atop a promontory along the famous Cinque Terre.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

Pompeii's less famous neighbor is still revealing her secrets.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

An ethereal glowing blue ocean cave in Croatia.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

The only gulag ever to exist in socialist Yugoslavia.

Yugoslavia's biggest underground airport lies in ruins.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

This Croatian fairytale castle is slowly falling apart thanks to years of neglect.

This modern, multimedia museum takes visitors on an evolutionary journey back in time.

This beautiful Croatian fortress is haunted by legends of forbidden love.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

This cubist Vienna church building looks like some sort of alien stonehenge.

An ornate private entrance to the Vienna subway built specifically for the emperor.

The topiary maze at the Habsburg hunting lodge.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.