Control room of the Division Street Bridge in Mount Vernon, Washington. Despite being built as a swing bridge in 1954, the bridge has not been used in that capacity since 1967.
<a href="//commons.wikimedia.org/wiki/User:Clpo13" title="User:Clpo13">Cody Logan</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>