Many “visitors” head straight for Central Valley, which depends on a combination of immigration and irrigation to produce almost 8 percent of America’s total agricultural output. You’ll be in good company because more than half of the farm workers in California have no work authorization. And the centerpiece of California's Central Valley, Fresno, has made the national news twice in the last month:
1) The least educated population in the US.
2) Car theft capital of the US