Ambrose's Crazy Horse and Custer (1996) chronicles the striking similarities between the Sioux leader, Crazy Horse, and the U.S. general, William Custer, who faced each other in a deadly battle in 1876.

Erika Funkhouser's Sureshot and Other Poems, published in 1992, includes her long poem, "Bird Woman," in which she tries to enter the experience of Sacagawea.

Trail: The Story of the Lewis and Clark Expedition (1989), written by Louis Charbonneau, is a fictionalized account of the journey.

The Expeditions of Zebulon Pike (1987), by Zebulon Pike, tells of another important western exploration that took place in the American Southwest about the same time as the Lewis and Clark expedition.

The Making of Sacagawea: A Euro-American Legend (1996), by Donna J. Kessler, charts the evolution of the legend of Sacagawea.