Rival Rails: The Race to Build America’s Greatest
Transcontinental Railroad
Polk: The Man Who Transformed the Presidency and America
The French and Indian War: Deciding the Fate of North America
14,000 Feet: A Celebration of Colorado’s Highest Mountains (with Todd Caudle)
1812: The War That Forged a Nation
Alaska: Saga of a Bold Land
A Climbing Guide to Colorado’s Fourteeners (with Lyndon J. Lampert)