This stucco building in North Africa was the first American-owned property on foreign soil.

Local authorities nearly destroyed this mural before a viral video rallied international support to save it.

The last king of Poland was interred in this church nearly 200 years after his death.

This bell stars in a tragic love tale and is said to make wishes come true.

These 18th-century paintings of Warsaw were used to reconstruct the city after World War II.

The bomb-ravaged remains of of a colossal Neptune.

Five candy-colored villages on the Italian Riviera.

On the walking path from Monterosso to Vernazza, a small shrine dedicated to feline friends.

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

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

As can be expected from a centuries-old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

Go inside to really appreciate this 500-year-old technological masterpiece.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

This tiny chapel withstood a massive mudslide and flash flood.