Anatomy of the Punt Ship

Egyptologist Kasia Szpakowska decodes a mysterious stone monument erected between the Sphinx's front paws.

Zahi Hawass, head of Egypt's Supreme Council of Antiquities, has taken extraordinary steps to preserve the monument.

Perched high in the Andes, Machu Picchu required ingenious construction, as engineer Ken Wright explains.

Egyptologist Mark Lehner describes the lives of the pyramid-builders, as revealed in his ongoing excavation at Giza.

How did the Inca Empire become as vast as the Roman in just over a century?

A new forensic investigation of a 5,000-year-old mummy reconstructs his death and reveals an ancient way of life.

Archeologists seek the truth about the Bible’s most famous king and his legendary riches.

New archeological finds shed light on the most misunderstood monument of the ancient world.

How did medieval engineers construct magnificent skyscrapers of glass and stone?

Why did the Incas abandon their city in the clouds?

With 360-degree and other imagery, walk around the Sphinx, enter the Great Pyramid, visit tombs and temples, and more.

See your name spelled in runes and learn the meaning of each of the letters in the Viking alphabet.

View a slide show of stone circles and other prehistoric ceremonial sites stretching from Scotland to Malta.

How did craftsmen of the Middle Ages make stained glass windows using little more than sand, wood, and fire?

See evidence of a radical surgical procedure common among the Inca 500 years ago.

Archeologist Bill Dever says that polytheism may have been the norm in ancient Israel.

When designing Gothic cathedrals, some medieval builders drew on sacred measurements laid out in the pages of the Bible.

An expert discusses the controversial question of whether Stonehenge was an astronomical observatory.

Anthropologist Barbara MacLeod says that studying the ancient Maya language offers a unique window into the past.

Hear Chief Anne "Little Fawn" Richardson talk about the connection she feels to the famous Indian princess.