Atskuri Fortress built
1000 CE.
Shown on the map at 41.728°, 43.166°.
Atskuri (Georgian: აწყურის ციხე) is a Georgian feudal fortress on the right bank of the Mtkvari (Kura) River, approximately 30 kilometres from Borjomi, in the Samtskhe-Javakheti region. Built in the 9th century, Atskuri Fortress was an important stronghold for the defense of Georgia during the Middle Ages.
Text from the Wikipedia article Atskuri Fortress, licensed CC BY-SA 4.0.