David Lesperance is an environment artist who works at Valve, and whose previous experience has seen him contribute at studios like Blizzard and 343 Studios.
In that time he's worked on games like World of Warcraft, Diablo III and Halo 4, so yeah, the art you're about to see is pretty damn good.
You can see more of David's work at his personal site.
To see the larger pics in all their glory (or, if they’re big enough, so you can save them as wallpaper), click on the “expand” button in the bottom-right corner.
Fine Art is a celebration of the work of video game artists, showcasing the best of both their professional and personal portfolios. If you're in the business and have some concept, environment, promotional or character art you'd like to share, drop us a line!