Foto: "<a href="https://www.ccnull.de/foto/holidaymakers-enjoying-the-transparent-waters-of-paralia-agios-dimitrios-on-alonnisos-in-summer-2021/1087422" target="_blank">Holidaymakers enjoying the transparent waters of Paralia Agios Dimitrios on Alonnisos in summer 2021</a>" von <a href="https://www.ccnull.de/fotograf/marco-verch" target="_blank">Marco Verch</a> via <a href="https://www.ccnull.de" target="_blank">ccnull.de</a> - <a href="https://www.flickr.com/photos/160866001@N07/51350651322/" target="_blank">Bildquelle</a>, <a href="https://creativecommons.org/licenses/by/2.0/de/" target="_blank">CC-BY 2.0</a>