https://vr.mzgf.com/?projectCode=0094901M&userToken=
您可在此欣赏珍贵的天文科学仪器收藏。
The Royal Observatory of Madrid is a historic observatory situated on a small hill next to the Buen Retiro Park in Madrid, Spain. It was completed in 1790 and took over some of the work previously done by the naval observatory on the south coast.
Calle de Alfonso XII, 3, 28014 Madrid, 西班牙 宇宙#航空航天 西班牙