"See what the world is searching for" says Google Trends.
Red Sox, thanksgiving, super bowl, grits and hurricane Katrina are listed as example searches. So that would be what the US is searching for then.
The results are interesting, it can tell what city you're in when you do a search.
Here's a search for Google and evil. The graph shows no results before November 2004. So that's when they started being evil. Hmmm.