Volume One of the 299-page Core Knowledge History of the United States covers events from the Precolonial Period to the 1800s.

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Excellent comprehensive guide to everything you want to know about the South American country of Guyana developed by the Library of Congress. Information includes: history, economy, geography, climate, religion, politics, and much more.

Library of Congress website that covers every aspect of a country. Information on Venezuela's geography, society, economy, transportation, telecommunications, government, politics, and national security is provided.

Research the country of Uruguay at this thorough site containing information on the history, geography, society, economy, and government of the country.

Offers a description of the varying Bolivian climate conditions broken down by the different lowland and mountain areas.

This resource from the Library of Congress contains in-depth information about the country of Chile.

This resource provides a descriptive overview of the climate of Guyana.