A map of Central America during the period of westward expansion in the United States when the need to find a shorter practical shipping route from the east coast to the west coast was a principle concern. This map shows the proposed...

A map of the United States showing the population distribution in 1850. The map is coded to show population densities ranging from under 2 inhabitants per square mile to over 90 inhabitants per square mile. The map illustrates the...

The Hull-Rust-Mahoning Mine in Hibbing, Minnesota, is the largest open pit iron mine in the world. The mine, located in the Mesabi Range, supplied as much as one-fourth of all the iron ore mined in the United States during its peak...

(1782-1858) Thomas Hart Benton, also called Old Bullion, was an American Senator from Missouri and an advocate of westward expansion of the United States.

Thomas Hart Benton nicknamed "Old Bullion" (March 14, 1782 - April 10, 1858), was a U.S. Senator from Missouri and a staunch advocate of westward expansion of the United States.

A selection of twenty-four images from The History of the Indian Tribes of North America, each representing a different Native American Nation. Each image is accompanied by a brief description.

Facts, biography, and accomplishments of the life of William Henry Harrison and summaries of important events during his presidency.

Facts, biography, and accomplishments of the life of John Tyler and summaries of important events during his presidency.

Facts, biography, and accomplishments of the life of James Polk and summaries of important events during his presidency.

Facts, biography, and accomplishments of the life of Zachary Taylor and summaries of important events during his presidency.