Smyrna is an ancient city located in what is now modern-day Turkey. It was one of the most important cities in the region of Ionia and has a rich history that dates back to at least the 3rd millennium BCE. Smyrna was known for its strategic port, which facilitated trade and cultural exchange in the ancient world. Today, the site of Smyrna is part of the city of Izmir, which is the third-largest city in Turkey. The ruins of ancient Smyrna include remnants of its once-thriving marketplace, temples, and theaters, reflecting its significance in ancient Greek and Roman civilizations.