Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Baroque celebration of the end of the Great Plague of Vienna.

Slyly buy a shake in the Parker Meridien lobby.

A bit of retro transportation flair preserved in the world's largest department store.

A fake medieval village in the middle of Turin.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

The topiary maze at the Habsburg hunting lodge.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

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

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

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

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

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

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.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

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

This medieval city gate is now a blend of the past and the modern world.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

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

Erotic art covers the walls of the largest ancient pleasure palace.

Ancient snack bar of the Roman Empire re-opened.