The amazing landscape paintings of Eyvind Earle, former Disney matte painter. I love how this vivid and playful style manages to also captures an air of grandeur. I imagine this could be the Hudson River School of some strange fantasy world.
Irregular flat polygonal organic shapes painted on top of each, creating abstract patterns on these conceptual environments. They boast plenty of details but manage to keep a hierarchy fairly orderly, with some being more important tha