Located on the European side of Istanbul, the Rumeli Hisar fortress overlooks the Bosphorus, built by Sultan Mehmet the Conqueror in just 4 months, and had an impact on the conquest of Constantinople, and the height of its walls 82 meters, a magnificence in the beauty of the terrain and was a miracle in the construction timing It is said that Mehmed the Conqueror was all a miracle.The castle was built in preparation for the conquest of Constantinople and to tighten the siege around it.Rumlihisar Castle is one of the most important landmarks of the historical city of Istanbul.The castle overlooking the Bosphorus is characterized by high walls and towers.
Located on the narrowest border between the Anatolian coast and the coast (Rumeli), the estimated distance between them (700) meters, is one of the achievements of the architect (Moslehuddin). In fact, this castle was formed from three angles and three towers, two of which are controlled by the sea, and one by land. The polygonal tower beside the sea was built by the Great Minister (Khalil Pasha Gandarli), the tower overlooking the village of Hesar built by (Sarojah Pasha), and the tower overlooking the (neighborhood of Bebek) built by (Zaganos Mohamed Pasha), and is told that these were working in their hands to build For example, the role models of workers.
At the head of a 50,000-strong force, Sultan Mehmed the Conqueror arrived at the site of the Rumeli Siege on Sunday 5 Rabi I 856 AH, 26 March 1452, to cut the Black Sea Canal to Byzantium. He stayed at the site until the end of August, where he directly supervised the construction work, employing between 3,000 and 5,000 workers and 10,000 men as assistants, and succeeded in finishing the work at the end of August.
It is clear that this massive work was completed in three and a half months. When the castle was completed and the rulers sat there, Sultan Mehmed the Conqueror returned to Edirne on Monday, 12 Sha’ban, 28 August.