![Croatia, old fortress in the town of Sisak on the banks of Kupa River, in autumn Stock Photo - Alamy Croatia, old fortress in the town of Sisak on the banks of Kupa River, in autumn Stock Photo - Alamy](https://c8.alamy.com/zooms/6/a382fd1ff94643bf93fac3ac34a8bfa5/2a2bjct.jpg)
Croatia, old fortress in the town of Sisak on the banks of Kupa River, in autumn Stock Photo - Alamy
![Fortress Old town Sisak, which is located next to the river Kupa and is 470 years old, was built in 1550. The fort served in defense against the Turks Stock Photo - Alamy Fortress Old town Sisak, which is located next to the river Kupa and is 470 years old, was built in 1550. The fort served in defense against the Turks Stock Photo - Alamy](https://c8.alamy.com/comp/2F2WRCC/fortress-old-town-sisak-which-is-located-next-to-the-river-kupa-and-is-470-years-old-was-built-in-1550-the-fort-served-in-defense-against-the-turks-2F2WRCC.jpg)
Fortress Old town Sisak, which is located next to the river Kupa and is 470 years old, was built in 1550. The fort served in defense against the Turks Stock Photo - Alamy
![83. (a) Small tower connected to the Sisak fortress in 2011 (source:... | Download Scientific Diagram 83. (a) Small tower connected to the Sisak fortress in 2011 (source:... | Download Scientific Diagram](https://www.researchgate.net/publication/348917077/figure/fig43/AS:985955280359434@1612081465291/a-Small-tower-connected-to-the-Sisak-fortress-in-2011-source-Google-b-c.png)
83. (a) Small tower connected to the Sisak fortress in 2011 (source:... | Download Scientific Diagram
![Sisak Fortress(Croatia) - The 16th century triangular fortress of the Old Town. The fortress is famous for the victory of the j… | Croatia, Castle, Balkan peninsula Sisak Fortress(Croatia) - The 16th century triangular fortress of the Old Town. The fortress is famous for the victory of the j… | Croatia, Castle, Balkan peninsula](https://i.pinimg.com/736x/36/77/41/367741b93fe761b86e97e1a22cf1a12a--the-fortress-castles.jpg)