Scientists to map out vast ancient city

Kingdom was important site along old Silk Road during Han dynasties

Chinese scientists plan over five years to gather enough information to fully map out the ancient kingdom of Loulan and to solve the mystery of its disappearance.

"With satellite technology and field work, we hope to recreate a complete picture of the kingdom of Loulan," Qin Xiaoguang, head scientist of the five-year program, told China Daily via telephone on Monday.