<a href="https://en.wikipedia.org/wiki/Blast_furnace" class="extiw" title="en:Blast furnace">Blast furnace</a> ruin in Dalsbruk, <a href="https://en.wikipedia.org/wiki/Kimito%C3%B6n" class="extiw" title="en:Kimitoön">Kimitoön</a>, Finland. Completed in 1850.
<a href="//commons.wikimedia.org/wiki/User:Esquilo" title="User:Esquilo">Esquilo</a>
<span class="int-own-work" lang="en">Own work</span>