It can be found at the Morton Arboretum in Lisle, Illinois, USA.
https://streetartutopia.com/2024/02/15/hallow-sculpture-by-daniel-popper-in-lisle-illinois/
Check Daniel Popper out with your search engine of choice, because pretty much all of his sculptures are amazing.
I've never seen it in person, but I think it's probably not real wood.