The largest city in Slavonia, famous for the magnificent Tvrdja fortress — a well-preserved 18th-century Habsburg military complex — and the beautiful riverside promenade along the Drava.
The largest city in Slavonia, famous for the magnificent Tvrdja fortress — a well-preserved 18th-century Habsburg military complex — and the beautiful riverside promenade along the Drava. Osijek is located in Slavonia, Croatia at coordinates 45.5511, 18.6939. Type: City. Best months to visit: plan ahead for peak season July–August when accommodation books up fast. Find real-time weather forecasts, crowd level predictions, and visitor tips for Osijek on this page.

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