Crystal Cavern Pool — free 4K depth wallpaper

Glowing amethyst crystals light a still underground pool in violet and cyan. Layered depth separates the crystals from the dark cave — a jewel-toned, high-contrast scene made for OLED lock screens.

• • Original artwork by 2Live — free for personal use as a wallpaper
• • Composed for the iOS depth effect: the subject lifts over your lock-screen clock
• • Full 4K and the animated live version are in the app