Sezon 2
Bölümler
1 We The People--A Miracle 2 Now What? Doubling Our Size 3 Into the Great Unknown 4 Hanging On to What We've Got 5 Discovery Continues 6 The Mountain Men 7 Rivers and Railroads 8 The Growing Stain of Slavery 9 From Sea to Shining Sea 10 Go West, Young Man 11 Moving Forward 12 Different Visions, Different Dreams 13 A House Divided 25 Haz 2012