Outdoor engine run up area (<a href="https://en.wikipedia.org/wiki/Hush_house" class="extiw" title="en:Hush house">Hush house</a>) of İstanbul Atatürk Airport.
<a href="//commons.wikimedia.org/w/index.php?title=User:Plenumchamber&amp;action=edit&amp;redlink=1" class="new" title="User:Plenumchamber (page does not exist)">Plenumchamber</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>