Where does it belongs to?
It looks like a mesh of interlinked paths taken from high up or from a satellite.
Or is it a zoomed in view of veins in our body?
However, or whatever it is , the lines (or equivalent) are rather artistic. Most of them branches out at 90 degree, or tangential, to the others.
To let the cat out of the bag, it is a zoomed in view of a green leaf.
We should be taking time off, once a while, to appreciate nature and see for ourself how nature builds themself.