Scaled Grids
Inspired by Anita's recent piece but not super-related...
https://anitanh.tumblr.com/post/759067278856929280/681-open-door-16x16-by-anitanh#notes
Generates a random grid, then fills it in different scales. I like her open door, so left the possibility for blanks. Not sure about the mix of scales, but this seemed to get a good variety.
Open Door by AnitaNH
