A door placed above the altar of a ruined ancient ruin., huge circular dome

A door placed above the altar of a ruined ancient ruin., huge circular dome, The dome is decorated with runes, ((A translucent neon door at the very back)), ((A rainbow-colored door that brings together the technologies of ancient civilizations)), highly detailed digital art, Stunning artwork in 8k, 8K high definition concept art, fantasy art, (wide-angle shot), (highest quality), (masterpiece)), realistic, Fantastic, Mysterious