The Ancient Observatory, Dongbiaobei Hutong, Beijing, China. One of the oldest stella observation sites in the world, originally built in 1442. The eight original instruments for star-gazing were installed during the Ming Dynasty. 25th March 2016.
The Ancient Observatory, Dongbiaobei Hutong, Beijing, China. One of the oldest stella observation sites in the world, originally built in 1442. The eight original instruments for star-gazing were installed during the Ming Dynasty. 25th March 2016.