Unidentified Central Trains liveried Class 170 diesel multiple unit as seen from the window of a passing train (or Nottingham tram).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/47739225@N08">citytransportinfo</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/citytransportinfo/43663221182/">Centro-170-WindowView</a>