Every line on the U.S. map tells a great story: California's border was bent to claw onto lucrative gold deposits ... Oklahoma's panhandle reflects a shifting national barometer for legal slavery ... Kentucky, Tennessee and Virginia's shared border traces the scar of a meteor impact. The segments reveal the larger story of what makes America unique: a range of natural resources, a history of social experimentation, and a thriving democracy.

Features journals, books, and authentic letters that are mixed with modern forensic technology to uncover the real stories behind some of the Wild West's biggest names, including Billy the Kid, Lonesome Dove, Tom Horn, Wyatt Earp, and more.