ultra realistic illustration and highly detailed digital render of panorama view in a dark underground cavern rich in deposits of minerals and crystals by greg rutkowski and kinkade, colorful crystals, highly detailed, vibrant and vivid, smooth, crystals, gems, geode, darkness, minereal deposits, cinematic, high contrast, hdr, 4 k, trending on artstation, unreal engine, magical, hyperrealistic, bokeh, dof 