The picture was taken in Constance a few days ago.
Short notice: The text on the license tab is written like a sql-injection. This statement would alter the database request of a software for access number plate readers or the analysis of speed camera photos, if it was extracted by the software and there was a security risk. The idea could be from (ext) SQL-Injection License Plate Hopes to Foil Euro Traffic Cameras
Another link: (ext) Exploits of a Mom - http://bobby-tables.com/
If you want and think you are the best 1337, you can try to solve the web-security hackit at (ext) RedTigers Hackit at redtiger.dyndns.org. Good luck!