A very long exposure (7+ hours) of the night sky looking at <a href="https://en.wikipedia.org/wiki/Polaris" class="extiw" title="w:Polaris">Polaris</a>, showing <a href="https://en.wikipedia.org/wiki/star_trail" class="extiw" title="w:star trail">star trails</a>. Taken in Northern Arizona.
<a href="//commons.wikimedia.org/wiki/User:LCGS_Russ" title="User:LCGS Russ">LCGS Russ</a>
<span class="int-own-work" lang="en">Own work</span>