Frozen <a href="https://en.wikipedia.org/wiki/Main_(river)" class="extiw" title="en:Main (river)">Main river</a> in <a href="https://en.wikipedia.org/wiki/Schweinfurt" class="extiw" title="en:Schweinfurt">Schweinfurt</a>
<a href="//commons.wikimedia.org/wiki/User:WikiMichi" title="User:WikiMichi">Michael Bemmerl</a>
CC BY 3.0 de
<span class="int-own-work" lang="en">Own work</span>