If I'd gotten off my ass this would've been for the epic eow, but now it's just what it is; the ironberg foundry on Nyvan from Peter Hamilton's Night's Dawn
trilogy. . . (I can't remember which book it's in, actually, though my guess would be the Neutronium Alchemist).
This place always sounded cool, so I'm glad I finally got around to getting it down.
2hrs, ish, photoshop.Here
's a gif of, well, not exactly my ' process' since I didn't work exactly in that order, but close enough...