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

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

The medieval center of the Islamic world was also once the seat of Saladin's sultanate.

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

Charnel house at the foot of Mount Sinai.

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

The largest known Ancient Egyptian obelisk.

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

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

Ozymandias’ time-keeping temple.

This National Natural Landmark is one of the best examples of a “mass wasting” in the world.

This memorial pays homage to Pueblo's four Medal of Honor recipients.

A MiG-17 fighter jet sits atop this memorial to the indiscriminate bombardment of Hargeisa.

Rusting railcars and locomotive equipment fill this Ethiopian train graveyard.

This cave located in the badlands of Somaliland contains some of the oldest cave art in Africa.

Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

The Earth's saltiest natural body of water belches toxic gas.

The hottest place on the planet.