Lewis & Clark: The Journey of the Corps of Discovery (Abridged)
2008년
Country Music: A History (Unabridged)
2019년
The National Parks: America's Best Idea (Unabridged)
2009년
Mark Twain (Abridged)
2001년
Horatio's Drive: America's First Road Trip (Unabridged)
2003년
The National Parks: America's Best Idea (Abridged)
2009년