Fu-Xi's Trigrams.

It is believed to be of Fu-Xi, the legendary founder of China. These trigrams are dated back to the fourth millenium before our era. Most of far east greatest asian civilisations were originated from them.
From the Earth that is placed on top of the octagon, each trigram generates new ones which create harmonious and balanced geometry. This image represents the whole Universe in its timelessness and also the mutation laws that govern it.