Bahrain: Bahrain Fort aka Qal’at al-Bahrain
Bahrain Fort (aka Qal’at al-Bahrain) is one of the most important archaeological sites and monuments in the Middle East. It dates back to over 2300 years BC and has been the capital of the ancient Dilmun civilization, and later used by Greeks, Kassites, Persians, and Portuguese until the 18th century AD. It’s a large fortress with thick defensive walls, a moat, towers, and extensive inner fortification. It’s a UNESCO World Heritage Site. There are extensive archaeological excavation sites all around the fort and a newly built museum.