Koirakoski rapids in Sonkajärvi, part of Nurmijoki that flows into Sälevä lake. Road 87 from Iisalmi to Nurmes runs along the bridge in the background.
<a href="//commons.wikimedia.org/wiki/User:Kotivalo" title="User:Kotivalo">Kotivalo</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>