Anacopia Fortress
Novyy Afon, Georgia
Anakopia Fortress (anak'opia) is an ancient military citadel in New Athos (as it is currently known) in the disputed Abkhazia, Georgia located some 22 km (14 miles) by road along the coast from Sukhumi. The site, approximately 450 × 150 meters in dimensions, is located a mile or so inland, at the top of the Iverian Mountain. It is the most complete surviving building of ancient Anakopia, the former capital of the Kingdom of Abkhazia.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).