Remember, the "magic" in a Wikipedia article is down at the bottom. Look for External Links, Further Reading and References and follow the links. Learn more about How to Use Wikipedia Wisely.
The complete archive of National Geographic magazine from 1888-present, plus e-books and video.
Password: empirelink -OR- sutherland
A good general purpose database. Start here for most topics.
Offsite password: empirelink or sutherland