A beautiful highly detailed retrofuturistic mechanical beautiful harsh colossal painting of the very beautiful highly detailed Castle in the clouds, floating, sky, by Greg Rutkowski and andree wallin, fantasy concept art, trending on Artstation, by Jon Whitcomb, abstract, trending on Flickr by mark keathley and peter mohrbacher, steampunk, 70mm photo, featured on artstation, 4k, octane render | Steampunk