A military structure located near Oświęcim, Poland, at coordinates 50.3555694,19.2490994. The only available contextual note is a Polish phrase 'potwierdzony z projektu drogi s1', suggesting some form of confirmation or documentation from the S1 expressway construction project in the region. The area is historically significant due to its proximity to Auschwitz, but no specific historical details about this particular site are provided in the available search results.
General references exist to WWII-era starvation bunkers at Auschwitz and the broader discovery of Cold War nuclear bunkers across Poland, but no direct connection to these coordinates is established.