Road signs in Namibia mark the location of one of the five major circles of latitude.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

This Roman amphitheatre was also the location of the first gladiator school.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

A beautifully well-preserved ancient Roman villa.

Beautiful views and Roman-style statues on the Italian coast.

The walls and streets of the ancient city are peppered with penises.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

Drink wine handed out through a window as part of an age-old tradition.

More than 450 years ago, an Italian nun became the first woman to paint the iconic subject.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The oldest operating pharmacy in the world features 800-year-old recipes.

A two-hour hike in the Orfento Valley leads to the remote ruins.

The hermit's humble home is hidden near the forested peak of Monte Marrone.

This church carved into the rocks is full of enchanting stone statues.