The rise of ancient Dunhuang cultural tourism development is based on the superior geographical position which connects Chinese and western markets，population boom，economic prosperity and the favorable economic and trade policy environment. The development of its cultural tourism has been extended for a long time. It has left a rich and colorful stroke for Dunhuang in history. The mainly approaches of Dunhuang cultural tourism has divided into four parts，they are religion tourism，business tourism，diplomatic tourism and educational study tour. Under the influence of various forms of tourism，Dunhuang gradually integrates the elements and characteristics of other ethnic groups and regions，and is more diversified in clothing，food and daily entertainment.