Underwater odyssey book cover 5Underwater odyssey book cover 6Underwater odyssey book cover 7Underwater odyssey book cover 8Cover Prompt: create a realistic image illustrate a sleek submarine surrounded by bioluminescent sea creatures in the deep, dark ocean. The ocean floor with mysterious structures is faintly visible.Underwater odyssey book cover 9Underwater odyssey book cover 10Underwater odyssey book cover 11Underwater odyssey book cover 12