Retrieved 28 April 2022.
The territory regularly hosts the , one of the most significant annual motorsport competitions that uses city streets as the racetrack.
In 1975, according to the Geodetic Origin Report of the People's Republic of China, 'in order to avoid bias in the mensuration as much as possible, the Geodetic Origin would be in central mainland China.
The original Xi'an city wall was started in 194 BC and took 4 years to finish.
Unit 100 also experimented with toxic gas.
Chongqing is a major rail hub regionally.
One group was clothed with Chinese underwear, no hat, and no mask and was subjected to as much as 1,800 field gun rounds of over 25 minutes.
In 2020, Xi'an was ranked as a Beta- global second tier city by the , and, according to the country's own ranking, ranked 17th.