Screen grab of the Google Video 'Easter Egg'
Nic Cubrilovic points out that a certain unlikely search string on Google Video turns up a video of the Google Factory Tour. I took a screenshot to prove it. (Click photo to enlarge.)

MORE GOOGLE ADULT FUN:
No telling where Google Video ranks on the Slut-o-meter
Google Tutor says Yahoo! Video search is where to go for hardcore pornography
Lest we forget, Google Video’s terms of service demand:

10. (c) the Authorized Content is
not, in whole or in part, pornographic or obscene