A bright noctilucent cloud over Lake <a href="//commons.wikimedia.org/wiki/Saimaa" title="Saimaa">Saimaa</a>.
Mika Yrjölä
CC BY 2.0
<p>english wikipedia (upload 13. Jul 2004 by <a href="https://en.wikipedia.org/wiki/User:Explo" class="extiw" title="en:User:Explo">en:User:Explo</a>)
</p>
<ul><li><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/myrjola/1919921/in/set-48649/">Noctilucent clouds by Explo on Flickr</a></li></ul>