vast subterranean cave systems with purple and green glowing crystals all over the floor and rocks, photo realistic --ar 16:9
![](https://promptlibrary.org/wp-content/uploads/2024/06/Abstract-Colorful-Stylize-Background-midjourney-prompt-768x439.webp)
vast subterranean cave systems with purple and green glowing crystals all over the floor and rocks, photo realistic --ar 16:9