Yugoslavia's biggest underground airport lies in ruins.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

You'll find just about anything in this funky Tbilisi flea market.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."

The charmingly disheveled clock tower of Tbilisi's puppet theater.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

This gruesome biblical parade celebrates the one day a year that a bit of Jesus' blood turns to liquid.

Christ's blood preserved in a Belgian town.

A little sculpture with a large wardrobe.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

Flamboyant architecture from the turn of 20th century.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

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

Theme park featuring miniature replicas of European monuments.

Brussels' favorite peeing boy has a sister.

Budapest's Communist-era statues, banished to the suburbs.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

A more chill but no less fascinating version of the famous ancient archeological site.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This seemingly random 30-foot statue of an oryx in Qatar's capital was a mascot for the 2006 Asian Games.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.