Explains taxes, the Boston Tea Party, and the American Revolution in song.

Has a music video about the Declaration of Independence set to “Too Late to Apologize” by One Republic.

Features a clip of a traditional Peruvian dance that combines Incan and Spanish music, dress, and dance style.

Introduces Incan architecture and culture.

Introduces reasons why the Aztec empire fell.

Lists interesting facts about Aztecs. (**Contains one graphic drawing of a human sacrifice**)

Features interesting facts about Mayans. (**Contains one graphic drawing of a human sacrifice**)

Discusses how archeologists learn about civilizations like the Maya.

Shares biography of Vasca da Gama, who was commissioned by the Portuguese king to find a maritime route to the East.

Recounts a five-month expedition drifting through the Arctic.