Foto: "<a href="https://www.ccnull.de/foto/hand-flipping-of-wooden-cubes-block-to-change-2020-to-2021-year/1023331" target="_blank">Hand flipping of wooden cubes block to change 2020 to 2021 year</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/30478819@N08/50753251407/" target="_blank">Bildquelle</a>, <a href="https://creativecommons.org/licenses/by/2.0/de/" target="_blank">CC-BY 2.0</a>