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

The plague quarantine island home to the alleged "Vampire of Venice."

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

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

An extraordinary collection of 18th century anatomical waxworks.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

A celebration of Colombia’s premier contemporary artist.

Known as the site of 'El Dorado,' this mysterious lake is rumored to hold gold beneath its waters.

The colonial city's social history is reflected in its fanciful door knockers.