Astrakhan Kremlin (fortress) built
1582 CE.
Shown on the map at 46.349°, 48.031°.
Astrakhan Kremlin (Russian: Астраханский кремль, romanized: Astrakhanskiy kreml) is a fortress in Astrakhan, Russia. It is located on a hill on an island in the Volga Delta, between the Volga, the Kutum, and the Tsarev.
Text from the Wikipedia article Astrakhan Kremlin, licensed CC BY-SA 4.0.