The Imperial Fortress is a fortification on top of the Srđ hill. The purpose of the fortress was to defend the northern approaches to the city of Dubrovnik. Imperial is the main fort of the Srđ hill fortification system, and the forts of Strinčjera, Gradci and Žarkovica are also located in the same system.
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The war museum of the city of Dubrovnik is located in this fortress