Ooh, I knew "grotesque" <<-- "grotto," but I did not know that that link referred back to a specific instance of the "Green People" rightfully reclaiming the territory which had been stolen from them.

(as you can probably tell from that comment, I've always loved seeing, when riding in the car, old abandoned houses by the side of the road, with trees growing up through the chimney, and ivy curling out the window).