A train passing through the Shanghai Science and Technology Museum station of <a href="https://en.wikipedia.org/wiki/Shanghai_Metro" class="extiw" title="w:Shanghai Metro">w:Shanghai Metro</a>. Photo taken in 2001.<br>SUBWAY IN  SHANGHAI
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/47361468@N00">Ian BLACK</a> from I-LAN, Taiwan
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/47361468@N00/10050918">Flickr</a>