Anything outside of the Sky colonies, Scrapyards, or Colonial Cities. It includes (but is not limited to) The Dangerlands & Badlands, The Black Haunted Woods, The Kingdom Within and other hollow earth corridors, arid desert lands. There is rumored to be an un-cursed forest still remaining somewhere, tended by High-Alchemist who have mapped their inner-temples onto the full leyline grid of earth.