Yes, you are SO right. In some ways it also looks as if it were the clouds formed after a nuclear explosion.
But it really looks like The Dig intro, in fact......it's sort of a taste of what could have been Steven Spierberg's The Dig intro. Lovely picture.
Are you the kind of people that sees The Dig related stuff anywhere? It sort of happens to me, but more with the auditive side of it. Sometimes I identify certain animals that were layered to make the alien creatures on the game.
Yes, it's called The Dig sickness.