Two stone columns flank the grand Venice square, but there were supposed to be three.

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

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

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

A giant open-air sculpture made of over 200 full-sized boats.

A clear blue swimming hole with hidden caves, still unexplored.

The Grand Canyon of Texas.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.