Geography has played a complex role in America history. The Atlantic Ocean has served as a buffer to protect the United States from European Wars, but its proximity to Cuba, however, left it vulnerable to nuclear war during the Cuban...

What role has tourism played in changing the landscape of a country? How do human migration patterns affect a nation? To what extent can urban development patterns help us understand our cities? Learners explore these ideas and more...

Test your geography knowledge by taking this interactive quiz over the western United States.

Test how much you know about major U.S geographic features, Indian tribes, states and regions, European colonists and territorial expansion. View your correct and incorrect answers, and print out your assessment.