Derivate of a Sierpinski octahedron.  Created with mandelbulber2. The structures remind of a mysterious mechanism that seems similar to a larger door or a portal. This image is an example of fractal art.
<a href="//commons.wikimedia.org/wiki/User:PantheraLeo1359531" title="User:PantheraLeo1359531">PantheraLeo1359531</a>
2020-06-08 11:30:44
<span class="int-own-work" lang="en">Own work</span>