Glider <a href="//commons.wikimedia.org/wiki/Category:Let_L-23_Super_Blan%C3%ADk" title="Category:Let L-23 Super Blaník">Let L-23 Super Blaník</a> using by Slovakian aerobatic group <a href="//commons.wikimedia.org/wiki/Category:O%C4%8Dovsk%C3%AD_Ba%C4%8Dovia" title="Category:Očovskí Bačovia">Očovskí Bačovia</a>   on Czech Air show <a href="//commons.wikimedia.org/wiki/Category:CIAF_2015" title="Category:CIAF 2015">CIAF 2015</a> in Hradec Králové, Czech Republic
<a href="//commons.wikimedia.org/wiki/User:Karelj" title="User:Karelj">Karelj</a>
<span class="int-own-work" lang="en">Own work</span>