Adorn your desktop with the majestic vistas of Columbia. These two background images feature BioShock Infinite heroine Elizabeth as well as the bridge destroyed at the end of the recent gameplay demonstration.
Each desktop is available in widescreen 16:9 (1920 x 1080), widescreen 16:10 (1920 x 1200), and standard 4:3 (1600 x 1200) resolution. Just click on the corresponding thumbnail, right click on the shrunk-down centered image on the next page, and select “Set as background.” Enjoy!
Edit: Based on a request in the comments, I put together additional 5:4 (1280 x 1024) versions of the two backgrounds: