What to do when your bored
Try modeling the earth.
Heres my effort. I found this to be extremely challengeing. Give it ago.
You can download the maps here. https://planetpixelemporium.com/earth.html
Although they are not real high res unless you want to pay for them.
Took me about 3 hours to get a decent result.
There's nothing normal about normals. In FACT i think the are abnormal.