An amusing video was just uploaded by Easy German: 8 things that can only happen in Germany.
https://www.youtube.com/watch?v=_bXX1IOo4Eg&t=430s&ab_channel=EasyGerman
The first one is close to my heart - lüften - opening all the windows to ventilate a room.
I have a German partner and she is always opening all the windows even on freezing cold days, and then complaining about the cold. :-)