The flag of the Korean Cheondoist faith.
<a href="//commons.wikimedia.org/wiki/User:Aethelwolf_Emsworth" class="mw-redirect" title="User:Aethelwolf Emsworth">Aethelwolf Emsworth</a>.
2014-04-20
<span class="int-own-work" lang="en">Own work</span>