CIA World Factbook: Costa Rica - Features a map and brief descriptions of geography, economy, government, and people. - https://www.cia.gov/library/publications/the-world-factbook/geos/cs.html
Lonely Planet: Costa Rica - Including facts and figures, culture, history and tourist information. - http://www.lonelyplanet.com/worldguide/destinations/central-america/costa-rica/
Peacecorps: Costa Rica - Brief information of geography, economy, government, and culture. - http://www.peacecorps.gov/index.cfm?shell=learn.wherepc.LatinAmerica.costarica
Costa Rica in a Nutshell - Information on the history, geography, people and government. - http://www.cocori.com/library/crinfo/nutshel.htm
Volcano Expedition From the Fields of Costa Rica - Learn about the volcanoes and the people in this region and read the updates from this scientific adventure that took place in January 2001. - http://www.sio.ucsd.edu/volcano/
Infoplease: Costa Rica - Very basic information on the land, its people, history and government. - http://www.infoplease.com/ipa/A0107430.html
Costa Rica: Land of Pure Life - Tour this country with PBS and meet its featured creatures or learn about Mt. Arenal, one of the world's most active volcanoes. - http://www.pbs.org/edens/costarica/