Polish glider <a href="https://en.wikipedia.org/wiki/SZD-21_Kobuz" class="extiw" title="en:SZD-21 Kobuz">SZD-21-2B Kobuz 3</a>, Polish Aviation Museum in Kraków
Michał Derela <a href="//commons.wikimedia.org/wiki/User:Pibwl" title="User:Pibwl">user:Pibwl</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>