Terracotta warriors and horses stand in rows at the excavation site located on the outskirts of the Chinese city of Xi'an October 14, 2009.

update: Terracotta army has 'Teenage warriors'

Tourists file past terracotta warriors at the excavation site located on the outskirts of the Chinese city of Xi'an October 14, 2009. The famous warriors date from over 2,000 years ago, and were first unearthed in 1974 and are considered to be one of the most important archaeological finds of recent times. Picture taken October 14, 2009.

Terracotta warriors and horses stand in rows at the excavation site located on the outskirts of the Chinese city of Xi'an October 14, 2009.

Tourists file past as they watch workers recording their diggings of more terracotta warriors at the excavation site located on the outskirts of the Chinese city of Xi'an October 14, 2009.

Terracotta warriors stand in rows at the excavation site located on the outskirts of the Chinese city of Xi'an October 14, 2009.