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

Ozymandias’ time-keeping temple.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

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

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Slum Settlement Filled With Mountains of Garbage.

Located near Cairo's El Korba district, the abandoned mansion continues to inspire mystery and rumor throughout the city.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.

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

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

A diverse collection of wax, bone, papier-maché and mummified relics.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

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.

A medieval weapon rumored to have been used by the brilliant poet himself.

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

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

A wonderfully eclectic Victorian aquarium lies in the basement of the Horniman Museum.

A vault of safe-deposit boxes in an old bank has been repurposed as a time capsule of Hispanic culture.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.