beautiful futuristic underwater city, intricate detailed, hyper photo realistic, ultra surreal realistic, cinematic lighting, beautiful lighting, octane render, vray, unreal engine, 4k, HD 
beautiful futuristic underwater city, intricate detailed, hyper photo realistic, ultra surreal realistic, cinematic lighting, beautiful lighting, octane render, vray, unreal engine, 4k, HD --ar 16:9 --q 2 --v 4 --s 250 --upbeta
beautiful futuristic underwater city
intricate detailed, hyper photo realistic, ultra surreal realistic, cinematic lighting, beautiful lighting, octane render, vray, unreal engine, 4k, HD
an underwater scene with a castle and fish
an underwater scene with a castle and fish
an underwater scene with an octopus in the middle
an underwater scene with pillars and water