Nis is a city in southern Serbia, known for its rich history and cultural significance. It is one of the oldest cities in Europe, with roots dating back to the Roman Empire. The city is famous for landmarks such as the Niš Fortress and the Skull Tower, which reflect its historical importance. The city serves as a regional economic and educational center, hosting several universities and institutions. Nis is also known for its vibrant atmosphere, with numerous cafes, restaurants, and cultural events. Its strategic location makes it a key transportation hub in the Balkans, connecting various routes across the region.