Vize Fortress is located in Vize town, Kale Quarter.
Vize Fortress surrounds the north and west of the city in Kale Quarter. It is supposed that it was first built in 72-76 BC. It was restored later by Justinian in Byzantine period between the years 527-565. It was constructed by having added up clear-cut big stones and mortared them. Those city walls were built with the blocks of soft sandstones.
The area is under preservation.
There is filled construction work behind the covered stones. The masses on the ground are between 50x80 and 100x150 cms. Clear-cut bluish stones were used in the walls in the north of the city. It is understood that the building was reconstructed in the Late Byzantine Era. Castle consists of two parts, internal and external castles. The construction of the high bastion and the dominating bastion in the southwest near the river was started in Commenler Era, in late 12th century and finished in Paleologists Era. Western and southern parts of old Vize city walls are still available.