Sign promoting the <a href="https://en.wikipedia.org/wiki/Mobile_app" class="extiw" title="w:Mobile app">airport App</a>
<a href="//commons.wikimedia.org/w/index.php?title=User:Aeriport&amp;action=edit&amp;redlink=1" class="new" title="User:Aeriport (page does not exist)">Aeriport</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>