'Lost City' Yielding Its Secrets

Working with new evidence and a trove of re-examined relics, many of them recovered from the basement of a Yale museum here, archaeologists have revised their thinking about the significance of Machu Picchu, the most famous "lost city" of the Incas.

The new interpretation comes more than 90 years after the explorer Hiram Bingham III bushwhacked his way to a high ridge in the Andes of Peru and beheld a dreamscape out of the pre-Columbian past.

There, set against looming peaks cloaked in snow and wreathed in cloud, was Machu Picchu. Before his eyes, rising from the green undergrowth of neglect, were the imperial stones that have entranced and mystified visitors and scholars alike.
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