Can You Guess the Country from Its Capital City?
How well do you know the world's capital cities? This quiz will put your geography trivia to the test.
20 Unexplained Mysteries of the Amazon
Covering more than two million square miles in South America, the world's biggest tropical rainforest hides lots of scary secrets—and...
Can You Guess the U.S. State from Its Nickname?
See if you know your Sooner State from your Show-Me State with these 20 questions.