Tripoli is the capital city of Libya, located in the northwestern part of the country along the Mediterranean Sea. It is the largest city in Libya and serves as the political, economic, and cultural center. The city has a rich history, with influences from various civilizations, including the Phoenicians, Romans, and Ottomans. The old city of Tripoli, known as the Medina, features narrow streets, historic buildings, and vibrant markets. Key landmarks include the Red Castle (Assaraya al-Hamra) and the Arch of Marcus Aurelius. Tripoli's economy is primarily based on oil production, trade, and tourism, attracting visitors to its historical sites and coastal beauty.