Hi there nort and welcome to the site!
The idea of a World Turtle
appears in several cultures, most notably in the Hindu culture.
Turtles all the way down
is a Wiki that discusses this.
Here's a depiction of the World Turtle.
Take a look at the inside of this Santana album.
Here's a close up.
Wyrd bið ful āræd.
"Coffee. The finest organic suspension ever devised. I beat the Borg with it."
- Capt. Kathryn Janeway