Circumpolar stars in star trails (made with a light-stacking of 540 photos, each exposed 10s, which is equivalent to a 1h30 exposed photo) at the <i><a href="https://en.wikipedia.org/wiki/Lion_de_Belfort" class="extiw" title="en:Lion de Belfort">Lion de Belfort</a></i> (Belfort, France).
<a href="//commons.wikimedia.org/wiki/User:0x010C" title="User:0x010C">0x010C</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>