Portal:Poland/Did you know/51


 * ... that Jeremi Wiśniowiecki (pictured) was one of the wealthiest Polish magnates, ruling over 200,000 subjects living on estates in what is today Ukraine?
 * ... that the settlements of Mikuszowice and Komorowice were divided by a national border for centuries, but are now part of one city and one country?
 * ... that 120 Polish miners died in the rubble when the newly built train tunnel collapsed along the Poprad River Gorge (pictured) in the Beskid Mountains?
 * ... that Lem, Poland's first scientific artificial satellite, sees blue stars while Heweliusz, its second, sees red stars?