Continuing from an older post, I present to you the fifth Ring! It's part of a larger collection of b&w fractals (mostly) that all have the same starting point, as explained in the linked post.

This one looks like a strange alien sigil on stone, a pattern that human eyes cannot fully grasp.

Ring 05, Alien Sigil

released under CC BY-SA 4.0
Attribute to: @nyarlathotep
Link to: https://busy.org/@nyarlathotep/

Here are some other renditions of the series:
Ring 09, Brain
Ring 03, Maurer

Details: