Four Maps, presented without commentary:
http://www.princeton.edu/~rvdb/JAVA/election2004/
http://www.cdc.gov/std/stats/chlamydia2.htm#fig4
http://www.cdc.gov/std/stats/gonorrhea2.htm#fig13
http://www.cdc.gov/std/stats/syphilis2.htm#fig27
Unless, as so often happened, I munged the urls.
http://www.princeton.edu/~rvdb/JAVA/election2004/
http://www.cdc.gov/std/stats/chlamydia2.htm#fig4
http://www.cdc.gov/std/stats/gonorrhea2.htm#fig13
http://www.cdc.gov/std/stats/syphilis2.htm#fig27
Unless, as so often happened, I munged the urls.