The tomb of China's first emperor

"The tomb of China's First Emperor, Qin Shi Huangdi, is guarded by an army of more than 6,000 life-size terracotta warriors. Doubtless many untold treasures and secrets are sealed in the unopened burial chamber--and perhaps a deadly river of mercury, too. Young archaeologists will delight in learning about this famous ruler and his quest for eternal life. They'll find out how the latest technology is being used to reveal more about the tomb's contents while preserving its artifacts. Beautifully vivid photographs complement the intriguing text, while a timeline aids in summarizing key historical details"--From the publisher's web site.