Fractal image, based on the Menger sponge. Created with mandelbulber2.
<a href="//commons.wikimedia.org/wiki/User:PantheraLeo1359531" title="User:PantheraLeo1359531">PantheraLeo1359531</a>
2020-05-03 14:11:54
<span class="int-own-work" lang="en">Own work</span>