Originally Posted by wanderlust_jules
While not an airport I got stuck staying over night in a train station somewhere in Britain before. Luckily I was also with my bf at the time as it was a pretty shady experience.
I've done that twice, both in Goteborg, Sweden. There were lots of people the first time and my wife and I took turns sleeping. It didn't feel safe, but nothing happened. I did it alone a couple years later and there wasn't anyone else there.