A brief introduction to the construction of the huge sculpture carved into Mt. Rushmore, South Dakota, and to the four presidents represented there: George Washington, Thomas Jefferson, Abraham Lincoln, and Theodore Roosevelt.

Discusses the construction, history, and current status of the Golden Gate Bridge.

A brief history of Hoover Dam, considered to be one of seven modern civil engineering wonders in America.

An introduction to Arizona's Grand Canyon, one of the Natural Wonders of the World, including how it was formed, who lives nearby, and animals and plants of the region.

A brief history of the Liberty Bell and how it came to symbolize freedom to Americans.