<a href="https://en.wikipedia.org/wiki/Suomenlinna" class="extiw" title="w:Suomenlinna">Suomenlinna</a>, a fortress near <a href="https://en.wikipedia.org/wiki/Helsinki" class="extiw" title="w:Helsinki">Helsinki</a>, <a href="https://en.wikipedia.org/wiki/Finland" class="extiw" title="w:Finland">Finland</a>. Picture taken from a ferry.
Michal Pise, <a href="//commons.wikimedia.org/wiki/User:Michal.pise" title="User:Michal.pise">Michal.Pise</a>
CC BY 2.0
<span class="int-own-work" lang="en">Own work</span>