<p>Over the bridge and on to Gaia.
</p>
Walking along the upper deck of the Ponte de Dom Luíz I bridge , a Metro do Porto train emerging from the tunnel at the Porto side.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/10164913@N02">Gerry Labrijn</a> from London, UK
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/10164913@N02/15710247402/">2014-P112 Porto</a>