Renaissance oil painting, heironymous bosch the younger, frans hals, vivid colors, soft glow, oil painting, oil on canvas, brush strokes, rainforest landscape, humongous cave, lots of small castles, many small towers, underground city, glowing crystals, waterfalls, towers, spires, jungle, vines, vivid green, bright colors, floating orbs of light, cats, kittens, misty, lush, ruins, waterfall, underground jungle temple, underground city, towers in a cave, humongous cave, underground civilization, gigantic caves full of castles and towers, underground castles in a tunnel, crystals, vines, streams, mist, jewels, temples