Aerial photographs and cityscapes by aviation pioneer Wulf-Dieter Graf zu Castell, who lived in China between 1933 and 1936 and was tasked with setting up an air traffic network for Eurasia.
1918
2022
2004
2007
1934
1950
2021
1913
1986
1989
2023
2012
1961
2011
2014
2025
2018
1936
1932
2019