Fortune 500 Women CEOs and Gender Pay Gap in America
Here's Google Maps View of Women CEOs of Fortune 500 companies (source Fortune).
Also a Google Maps View of Gender Pay Gap in America. I found this in the May 7th, 2007 Issue of Time Magazine (page 20).
Louisiana had the highest pay disparity. (A College Educated women would earn 64% of what the male counterpart would earn, whereas in West Virginia a women would earn 89% of what the male counterpart would earn.