B U R S A
Bursa, one of the developed cities in Turkey, was surrounded by walls in Bithynia king Prusais I (232-192 B.C.).
The first name was the city was also Prusa. Bursa came under domination of Roman Empire after Bithynia Kingdom adhered to Roman Empire in 74 B.C.
Ottomans who took over the city in 1326 made it the capital and built religious and commercial structures. All the mausoleums of the sultans till Sultan Mehmet the Conqueror are in Bursa.