Source: https://www.thelocal.at/20180710/am...inging-unexploded-ww2-shell-to-vienna-airportAn American tourist was charged and fined after bringing an unexploded World War Two shell to Vienna airport in her luggage, Austrian police said on Tuesday.
[...]
She kept the shell in her belongings as a souvenir and declared it to customs officers when she came to the airport on Monday, who immediately rang the police.
Well. I guess she at least actually wanted to declare the shell to customs?
In case you're wondering how big this thing was, here's a picture from another news article:
![103.761p9uog.jpg](https://abload.de/img/103.761p9uog.jpg)
In case you can't make it out, that's a 30 cm ruler (roughly a foot long). Yeah.