To help increase knowledge and appreciation of China’s ancient cultural heritage, a group of researchers and scientists from China and other countries have recorded and collected digital     1     of cultural relics from the Mogao     2     in Dunhuang, Gansu Province, northwest of China. A large number of     3     digital photographs have been produced since the international project started in 1994. The group hopes to promote even wider interest around the world in China’s ancient history, culture, and     4     by sharing digital photos on the Internet. They also hope to further educate people     5     about the importance of safeguarding historical and cultural relics for future generations to understand and appreciate.