The nightmare corpse-city of R’lyeh…was built in measureless eons behind history by the vast, loathsome shapes that seeped down from the dark stars. There lay great Cthulhu and his hordes, hidden in green slimy vaults.
— H.P. Lovecraft, The Call of Cthulhu

Continuing the search for alien scenarios as in the previous one ...Meanwhile... this is the last short film by JSL about Hidden Nature depicts macro of corals and other aquatic wildlife.

Ph’nglui mglw’nafh Cthulhu R’lyeh wgah’nagl fhtagn. In his house at R’lyeh dead Cthulhu waits dreaming.
— H.P. Lovecraft, The Call of Cthulhu