Sezon 4
Bölümler
1 Presidential Special 15 Nis 2016 2 Epic Interventions 16 Nis 2016 3 Discovering America 23 Nis 2016 4 The Great Escape 30 Nis 2016 5 Tales of Sea and Sky 7 May 2016 6 Engineering America 14 May 2016 7 Saluting the Truth 21 May 2016 8 Striking It Rich 28 May 2016 9 Bonus Round: Defending the Truth 4 Haz 2016 10 Bonus Round: All-American Landmarks 5 Eyl 2016 11 Bonus Round: Fall into the Truth 27 Eki 2016