Xian metro
Dr. Ngoc - Bell tower
Thanh - Muslim street
Dr. Ngoc presentation
Thanh presentation
Thanh presentation (2)
Prof. Pham - Terra Cotta Warriors and Horses at the Mausoleum of the First Qin Emperor
Thanh - the Big Goose pagoda
Thanh and Prof. Pham - the Big Goose pagoda