Native Name: Anadolu Hisari
Fortress of Anatolia is located on the Asian side of the Bosporus , which also gives its name to the area around it . It was built in 1394 by Ottoman sultan Bayezid I who was intending to conquer
Istanbul
in between 1394¬1395 .
The fortress is square planned and consists of a 25 m long four floored tower as well as five watchtowers at the corners surrounding it and walls . Larger walls , towers and Some extension buildings like warehouse and houses were constructed by Mehmet . the Conqueror to increase the fortress attacking power , when he was building the Fortress of Rumeli . The fortress was used in 17th and 18th century to stop Kazak raids however , the construction of new fortifications on the north of the Bosphorus caused the fortress to loose its function . As a consequence it was neglected through 19th century and had some damage and roads were passed from its borders . Today , the castle is bonded to the Management of Fortresses Museum . It is considered a museum and historical site but closed for the public .