The Galata Tower was constructed in 1348, by the Geneose, settled in Galata (a region in Istanbul) in the 14^th century. To prevent their region from the strangers and enemy attacks they built this tower attached to the fortresses of Galata. It is the main tower of the Galata Fortresses. In the 16^th century it was used as a dungeon for the slaves working in Kasımpaşa dockyard, later it was transformed to a depot for the dockyard. The first flight of the world was done from this tower to Uskudar by Hazerfan Ahmed Çelebi.