Jan III Sobieski (in polish)

XII Henry Wieniawski International Violin Competition (in ...

Bolesław III Krzywousty (in polish)

100th centenary of Priest Cardinal Stefan Wyszyński's birth ...

The Swallowtail (in polish)

Fifteenth anniversary of the Constitutional Tribunal Decisions ...

Władysław I Łokietek (in polish)

Salt-Mine in Wieliczka (in polish)