Küstrin Fortress-Fort Zorndorf

The origins of the Küstrin Fortress date back to 1232, when the town of Küstrin was first documented. Strategically located at the confluence of the Oder and Warta rivers, the settlement likely had fortifications early on. After changing hands multiple times, Küstrin fell to Frederick II of Brandenburg in 1455, thus becoming part of the House of Hohenzollern. John of Brandenburg-Küstrin made the city his residence in 1535 and began its development into a fortress. Between 1537 and 1543, earth ramparts were constructed, later reinforced with masonry. By 1568, the fortress was completed, comprising several bastions and city gates. During the Thirty Years' War, Küstrin was occupied by Swedish troops in 1631 and further expanded. In the Seven Years' War, the fortress withstood a Russian siege in 1758, although the city burned down. In 1806, Küstrin fell to the French, who used and expanded the fortress until 1814. In the 19th century, the complex was modernized to adapt to the development of artillery. Between 1882 and 1887, four outer forts were built, including Fort Zorndorf. However, these were already militarily obsolete upon their completion. Its use as a fortress officially ended in 1920. In World War II, Küstrin once again became a focal point of combat in 1945 and was almost completely destroyed. After the war, many fortress structures were blown up or demolished. Since the 1990s, restorations have been ongoing.

The Küstrin-Fort Zorndorf Fortress is located in Kostrzyn (Küstrin) in the Lubusz Voivodeship (Lubuskie), a region in northwestern Poland, at an elevation of approximately 74 m above sea level.

Fort Zorndorf is accessible to visitors and can be explored.

• Küstrin-Fort Neues Werk Fortress (Fortress), approx. 3.1 km away
• Küstrin-Berliner Tor Fortress (Fortress), approx. 5.1 km away
• Küstrin-Hornwerk Fortress (Fortress), approx. 5.1 km away
• Küstrin-Bastion König Fortress (Fortress), approx. 5.2 km away