<bdi><a href="https://en.wikipedia.org/wiki/en:Caspar_David_Friedrich" class="extiw" title="w:en:Caspar David Friedrich"><span title="German painter">Caspar David Friedrich</span></a>
</bdi>
circa 1824 <div style="display: none;">date QS:P571,+1824-00-00T00:00:00Z/9,P1480,Q5727902</div>
1. <a rel="nofollow" class="external text" href="http://www.nationalmuseum.se/sv/English-startpage/About-us/Press-and-Media/Press-images/Caspar-David-Friedrich-Nature-Animated/Rocky-Reef-on-Seashore/">nationalmuseum.se</a><br>2. Unknown source<span style="display: none;">Unknown source</span><br>3. <a rel="nofollow" class="external text" href="https://www.google.com/culturalinstitute/asset-viewer/felsenriff-am-meeresstrand/cAEs-LFhcTAlCw">Google Art Project</a>