http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1. Ancient near east -- 2. Egypt -- 3. Greece and Rome -- 4. The celts -- 5. Central and Eastern Europe -- 6. Northern Europe -- 7. Siberia and The Arctic -- 8. India and Sri Lanka -- 9. Tibet and Mongolia -- 10. China -- 11. Japan and Korea -- 12. Southeast Asia -- 13. Oceania -- 14. Australia -- 15. Africa -- 16. The Caribbean -- 17. North American -- 18. Central and South America