EA's released a load of new Portal 2 screenshots showing off all kinds of puzzling situations.
It looks stunning, with areas of Aperture Science ranging from pristine white to dank and dirty.
There's also a handful of titter-worthy Aperture Science infographics from the Portal 2 video campaign that you might want to have a look at.
The latest Portal 2 promo video arrived on Tuesday and attempted the hard-sell on Aperture Science's turret for the home. It was a slice of Valve brand comedy on a par with the rest and well worth a look.
For more on the game in action, go and watch the Portal 2 trailer that hit TVs in March.