Osmangazi is one of the central metropolitan districts of the city of Bursa in Bursa Province, as well as the fourth largest overall municipality in Turkey. The municipality has a population of approximately 778,843 as of 2012. On its own, it would be the 28th largest city in Turkey. The district has been shaped by several civilizations: Rome, Byzantines, Seljuqians, and Ottomans. The first marks of the Ottoman Empire exist within Osmangazi where it extended from the foot of Uludağ to the plain of Bursa. Within the boundaries of Osmangazi, approximately 1800 registered historical buildings exist. History It was stated that there were various settlements in Bursa and its surroundings by 4000 B.C. But the certain information related to the region belongs to 700 B.C. Homer called the region Mysia. There are two villages that are ancient Mysia settlements: Misi (Gümüştepe) and Misebolu. The region is called Phrygia in historical geography. It is known that Cimmerians, fleeing from the migration of the Scythians, put an end to Phrygian sovereignty. The name of Bursa comes from the founder of this city, Prussias, the King of Bithynia. The Bithynians, who migrated to the region in 7th century B.C., used the name Bithynia. It was pointed out that one of the most important commanders that Carthage had recommended the establishment of the City of Prusias and Olympus to King Prusian I. in 185 B.C. By that time, "Prusa" has been transformed to Bursa. When Bithynia joined the Roman Empire in 74 B.C., it became the Asian Province that was governed by proconsuls (head of the province), who were appointed in Rome. Bursa was under the sovereignty of the Byzantine Empire between 385-1326 A.D. The city became a thermal city after the thermal baths while silk production in the region started in 550 A.D. Bursa was seized by Osman I in 1307 and conquered by Orhan, the son of Osman I, on 6 April 1335. The capital of the empire was moved to Bursa in 1335 and new development movements were initiated. When Bursa was conquered, the city consisted of the inner castle, but Orhan had the Orhan Gazi Complex built out of the town. Public buildings such as mosques, baths, soup houses, hospitals, madrasahs were built out of the walls, where new settlements had been created, hence a new tradition of settling area had been established. Right after the conquest of Istanbul by