<bdi>Attributed to <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>
<a rel="nofollow" class="external text" href="http://www.bildindex.de/">Bildindex der Kunst und Architektur</a>: object <a rel="nofollow" class="external text" href="https://www.bildindex.de/document/obj20146184"><i>20146184</i></a> – image file <a rel="nofollow" class="external text" href="http://www.bildindex.de/bilder/XKH141350a.jpg"><i>XKH141350a.jpg</i></a>