China Armed Forces Museum  

Xiao Tang Shan Sha He 

中國航空博物館

Datangshan

In the western world mostly known as Datangshan, after the mountain the museum is located, the official name of this museum is China Aviation Museum      Xiao Tang Shan Sha He,The Chinese Aviation Museum (simplified Chinese: 中国航空博物馆; traditional Chinese: 中國航空博物館; pinyin: Zhōngguó Hángkōng Bówùguǎn), sometimes referred to as the China Aviation Museum and the Datangshan Aviation Museum (due to its location adjacent to the mountain of the same name), is an aviation museum close to Beijing in China. The museum was first opened to the public on 11 November 1989, to celebrate the 40th anniversary of the founding of the People's Liberation Army Air Force.
The museum is located 40 km (25 mi) north of Beijing city.
Part of the museum is located inside a cave in the side of Datangshan Mountain. The cavern was originally part of the tunnels and underground bunker system of Shahezhen Airbase, and is 586 metres long by 11 metres high by 40 metres wide. The road leading to the museum is actually also used as a taxiway between the base and bunker system.

Since  Aug-2010