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

The largest known Ancient Egyptian obelisk.

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.

In Egypt's expanding metro area, many of the neighbors are dead.

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

A massive work of modern art that appears to be a crop circle in the middle of the desert.

An abandoned outdoor movie theater in the Sinai desert.

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

An alien landscape of chalk-rock in the Egyptian desert.

An endless sea of white conical domes.

One of the most well-preserved temples of ancient Egypt.

Ozymandias’ time-keeping temple.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

A "miracle" that seems to produce more holy fistfights than holy revelations.

Descend 2,030 years into the past in an ancient tunnel built to support Jerusalem's most famous wall.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

The wartime prison now features haunting sculpted reenactments of the atrocities that took place there.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

This network of tunnels housed an entire village for years, and even had a hall for screening movies.

A desert in southeast Asia, complete with a beautiful lake covered in lotus flowers.

These crumbling towers are some of the last remnants of a centuries-old Vietnamese culture.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

An extravagant monument to an extravagantly unpopular Emperor.