Ultra realistic and highly detailed digital illustration of a panoramic view in a mysterious underground cavern filled with massive, colorful crystal formations. The scene captures vibrant and vivid hues reflecting off the smooth surfaces of crystals, gems, and geodes within the darkness. Rich mineral deposits catch the eye, enhanced by cinematic lighting, high contrast, and HDR quality. The setting conveys a magical and hyperrealistic atmosphere, with a subtle bokeh effect adding to the depth of field. Inspired by the styles of Greg Rutkowski and Kinkade, the image evokes wonder and enchantment. Despite its detail, the overall atmosphere remains clear and focused without any visual artifacts or distortions.