Gremi - Credit: Wikimedia Commons
Gremi () is a 16th-century architectural monument – the royal citadel and the Church of the Archangels – in Kakheti, Georgia. The complex is what has survived from the once flourishing town of Gremi and is located southwest of the present-day village of the same name in the Kvareli district, 115 kilometers east of Tbilisi, capital of Georgia. Read more on Wikipedia
Source: en.wikipedia.org