“Video games skies” is a tumblr project by Thibault Le Hégarat.
https://videogamesskies.tumblr.com/
Glitch Photography, Glitch Art and PostPhotography by Sabato Visconti
https://glitchphotography.tumblr.com/
screenshot by simssries – simssries.tumblr.com
a selection of tumblr pages about in-game photography: