Dusted off some old models and took them through substance painter animated in maya and then into clarisse. Terrains are made with Gaea, then kitbashed. The buildings and cloud I had got from artstation market place
Rendered shot is here
https://www.artstation.com/artwork/JeBY0z
Made the water in blender with the ocean setup.
Rendered shot is here with model
https://www.artstation.com/artwork/g836RE