ARC Light:
http://www.fowlerlibrary.com/
Lonely Planet Travel Guides:
http://www.lonelyplanet.com/
CIA World Factbooks:
https://www.cia.gov/library/publications/the-world-factbook/
U. S. Department of State Background Notes:
http://www.state.gov/r/pa/ei/bgn/
World Geography database:
http://www.worldgeography.abc-clio.com/Login.asp