Dutch flag half mast because of Day of National Mourning 23 July 2014. Flag in front of City Hall of Hoorn (North Holland).
<a href="//commons.wikimedia.org/wiki/User:Dqfn13" title="User:Dqfn13">Dqfn13</a>
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<span class="int-own-work" lang="en">Own work</span>