Port barrels in a Wine cellar, Vila Nova de Gaia, Portugal.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/22798311@N00">Peter</a> from Wellesley
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/22798311@N00/2683301434/">Port Barrels</a>