<p>Inside the Georgetown PowerPlant Museum, Seattle, Washington, USA. 
</p>
<i>If you know about this topic, please feel free to replace this sentence with a better description of what is in the photo, and to add appropriate categories.</i>
<a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>
Photo by <a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>