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.

The city-sized home palace of one of ancient Egypt's most powerful rulers gives us a rare look into the lives of the epoch's rulers.

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

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

This 7th-century monastery was sacked by Saladin.

This North African stone complex is considered to be the oldest astronomical observatory on Earth.

The largest known Ancient Egyptian obelisk.

Ozymandias’ time-keeping temple.

An ancient city exhumed from the depths of the ocean.

The once great capital of Egypt now crumbles forward as evocative ruins.

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

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

Hundreds of thousands of ancient documents offer a unique glimpse into Jewish life in Cairo.

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

A preserved oasis with traditional Andalusian-style architecture and beautiful views of the Nile.

The ruins of an ancient Celtiberian town with incredible rock-cut buildings and a Roman aqueduct.

Not far from Madrid, a set of perfectly preserved trenches date back to the Spanish Civil War.

A subterranean relic of the Spanish Civil War hides below this picturesque park.

An ancient Egyptian temple in the middle of Madrid, Spain.

Mysterious tombstones thought to be remnants of Atlantis.

This elaborate hole in the ground was built as a sacred site for an ancient civilization.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

This small Roman arch was transformed into a dwelling by the founder of the Trinitarian Order.