<span class="post-attribution"><i class="fa fa-picture-o"></i><strong>Images used in this text</strong><br>
<a href="https://www.flickr.com/photos/ligthelm/16657584063/">Porto, Portugal</a> by <a href="https://www.flickr.com/photos/ligthelm/">Rick Ligthelm</a> available under <a href="https://creativecommons.org/licenses/by/2.0/">CC BY 2.0</a></span>