Stumped

My eye was drawn to the well-defined rings and the rich green moss growing on this stump.

[moni kozi]

Very nice colours and textures

[Susan Wakely]

Being reclaimed by nature.

[katy]

What a beautiful piece of accidental art! You have a good eye for this, Liz

[Ann H. LeFevre]

The pattern reminds me of one of those crop-circles. Good catch!

[Beth]

Beautiful, looks like a labyrinth.