Captivating, breathtaking, National Geographic cover image, giant squid, colossus-size, tentacled beast, descends into deep sea trench, mysterious ocean depths, bioluminescent, vivid electric blue coloration, deep-water environment, immersion, macro underwater photography, advanced equipment, alien planet, 8K, unreal, David Attenborough's narrative. by: Steve Argyle, Alois Arnegger
Giant squid, deep sea trench. 