Map of <a href="https://en.wikipedia.org/wiki/M%C3%A4rket" class="extiw" title="w:Märket">Märket Island</a>.
<a href="https://en.wikipedia.org/wiki/User:Mysid" class="extiw" title="w:User:Mysid">Oona Räisänen</a>
Self-made in Inkscape. Outlines based on <a rel="nofollow" class="external free" href="http://www.histdoc.net/pic/market.gif">http://www.histdoc.net/pic/market.gif</a> which the page author claims to be in the public domain.