A mysterious shape catches the eye in this 16th-century painting.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

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

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

This castle resides in a valley known for immense bloodshed during the Middle Ages.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

What appears to be an ancient Roman temple is actually a Catholic church.

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

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

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.