These are the final photographs from the World Fantasy ebook "Unconventional Fantasy".
Here are 3 views of the Great A'tuin. The turtle that holds up the world with the elephants on his back. Disc World is the boulder opal with the water flowing off it.
Great A’Tuin (from Discworld by Terry Pratchett)
Sterling silver and boulder opal - size approximately 3" x 4"
From the Collection of Jerry Chilson