Derna is a port city located in eastern Libya, situated on the Mediterranean coast east of Benghazi. It lies between the Jebel Akhdar (Green Mountain) range, the Mediterranean Sea, and the desert, giving it a unique physical environment among Libyan cities

. Derna serves as the administrative capital of Derna District in the historical region of Cyrenaica

. The city coordinates are approximately 32.76°N latitude and 22.64°E longitude

. It is the fourth most important port on Cyrenaica's northern coast after Benghazi, Bayda, and Tobruk

. Derna has a population of around 90,000 to 150,000 people and has historical significance dating back to its founding on the site of an ancient Greek colony

. In summary, Derna is a northeastern Libyan coastal city on the Mediterranean, nestled between mountains and desert, functioning as a key port and regional capital