SS Olza, the first full-sea ship to be built at the Gdynia shipyard in the interwar years of the Second Polish Republic
SS ''Olza'' | SS Olza | Olza (river) | Olza | Iñaki Ochoa de Olza |
The town began to develop during rule by the House of Hohenzollern, although further development of Bogumin was halted by frequent epidemics of bubonic plague and floodings of the Olza.