São Miguel-O-Anjo Lighthouse, Tower or Chapel of São Miguel-O-Anjo, in freguesia da Foz do Douro, Porto, Portugal
<a href="//commons.wikimedia.org/wiki/User:JotaCartas" title="User:JotaCartas">JotaCartas</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>