In preparation of my trip to the Houston Regional Worldwake Pre-Release, I uploaded the full size images of the three Worldwake images. Click the appropriate link to see the largest size.
Full Size Nemesis Trap
Full Size Crusher Zendikon
Full Size Khalni Garden
...and over at magicthegathering.com, you can put together a puzzle of Nemesis Trap. You can collect the free wallpaper after you're done (Or, just click the link above).