One of the few entryways into Petra is a narrow passage, the Siq, at the end of which Petrans carved elaborate monuments into the soft rock.

Reconstructing Petra

Two thousand years ago, it was the capital of a powerful trading empire. Now archaeologists are piecing together a picture of Jordan's compelling rock city


Prophet on the Mount

The devout pay respects to Aaron

A member of an underwater archaeology team inspects a sphinx that is at least 3,000 years old.

Raising Alexandria

More than 2,000 years after Alexander the Great founded Alexandria, archaeologists are discovering its fabled remains

Capt. John Smith and Chief Powhatan had historic encounters in Werowocomoco.

Lost City of Powhatan

The Algonquian settlement crucial to the survival of Jamestown 400 years ago has been found. Finally


Spain Makes a Stand

After more than 400 years, a fort built by conquistadors in the Carolinas has finally been found

The original Ishtar Gate (left, a 1980s replica) was moved to Berlin in 1903. It was built in 572 B.C.; both Nebuchadnezzar II and the prophet Daniel would have walked through it.

Saving Iraq's Treasures

As archaeologists worldwide help recover looted artifacts, they worry for the safety of the great sites of early civilization

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