Foto: "<a href="https://ccnull.de/foto/travel-to-the-uk-with-covid-passport-showing-that-passengers-vaccinated-or-tested-for-the-coronavirus/1036349" target="_blank">Travel to the UK with Covid passport showing that passengers vaccinated or tested for the coronavirus</a>" von <a href="https://ccnull.de/fotograf/marco-verch" target="_blank">Marco Verch</a> via <a href="https://ccnull.de" target="_blank">ccnull.de</a> - <a href="https://www.flickr.com/photos/30478819@N08/50940378968/" target="_blank">Bildquelle</a>, <a href="https://creativecommons.org/licenses/by/2.0/de/" target="_blank">CC-BY 2.0</a>