<p>DSC_2774<br></p>
Metropolitan Area Outer Underground Discharge Channel in Kasukabe, Saitama, Japan
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/49546063@N00">Kunitaka NIIDATE</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nidate/10886033406/">DSC_2774</a>