The sky, particularly at sunset, can put on quite a show.

WSJ: Venice, and New York, as Subjects

In scenes where we stare out at what I presume to be the back side of Anor Londo (a portion of the city we see but never visit in Dark Souls) the sky is the same color as the perpetual sunset over Anor Londo in the first game.

FORBES: Will 'Dark Souls 2' Be A Prequel Or A Sequel?