Rotating engine of <a href="https://en.wikipedia.org/wiki/Turkish_Airlines" class="extiw" title="en:Turkish Airlines">Turkish Airlines</a> <a href="https://en.wikipedia.org/wiki/Boeing_787_Dreamliner#787-9" class="extiw" title="en:Boeing 787 Dreamliner">Boeing 787-9 Dreamliner</a>, at <a href="https://en.wikipedia.org/wiki/San_Francisco_International_Airport" class="extiw" title="en:San Francisco International Airport">San Francisco International Airport</a>.
<a href="//commons.wikimedia.org/wiki/User:KCVelaga" title="User:KCVelaga">KCVelaga</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>