Best places to visit in Opole

Opole [ɔˈpɔlɛ] (German: Oppeln [ɔpəln], Lower Silesian: Uppeln, Silesian: Uopole, Czech: Opolí, Latin: Oppelia, Oppolia, Opulia) is a city located in southern Poland on the Oder River and the historical capital of Upper Silesia.
It's 23:41 right now , with overcast clouds and the temperature of 17.03°C (62.654°F) in Opole.