Five candy-colored villages on the Italian Riviera.

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

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

This mountaintop observatory is home to one of the world's largest reflective telescopes.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

Massive galleon from a box-office bomb docked in Genoa.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

These crevices cut into the mountains collect the island’s main source of precious freshwater.

These wooden balconies that are both decorative and functional.

This large sand dune in the Netherlands is home to wind-whipped trees with "floating" roots.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

Yup, that's a 330-foot yacht passing over the highway.

The 20-mile causeway that separates the Netherlands from the sea.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

France's most famous cemetery, with some of its most curious tombs.

Notorious artist squat renovated into legal studios.