Mystery Art 2

It's the reflection of a tree.

Other images, as I backed up and away from the original close-up (click to enlarge):

I was draining the tub to clean it. I could have just been looking at the ash and tree bits and the time left to drain, and the supplies I would need to gather to clean it, but I saw a beautiful reflection on the water.

Look for beauty everywhere.

Mystery Art #1