July 20, 2015

Season 4

01. Butch Cassidy & The Sundance Kid

No details

—

July 20, 2015

02. Madison's Montpelier

The guys search for artifacts pertaining to president James Madison on his Montpelier estate and at Belle Grove Plantation in Virginia.

—

July 27, 2015

03. Sleepy Hollow

No details

—

August 3, 2015

04. The Ludlow Massacre

No details

—

August 10, 2015

05. Treasures Of The Carribean

No details

—

August 17, 2015

06. Grant's Landing

No details

—

August 24, 2015

07. Band Of Brothers

No details

—

August 31, 2015

08. The Real McCoy

No details

—

September 7, 2015

09. Battle Of Shiloh

No details

—

September 14, 2015

10. America's Deadliest Fire

No details

—

September 21, 2015

11. Saratoga

No details

—

September 28, 2015

12. Santa Fe Trail

No details

—

October 5, 2015

13. 12 Years A Slave

No details

—

October 12, 2015

14. Captain John Smith's Virginia Nectar

No details

—

October 19, 2015

15. Lewis & Clark's Montana Bonanza

No details

—

October 26, 2015

16. Nazis In Mississippi

No details

—

November 2, 2015

17. Gunslingers

No details

—

November 9, 2015

18. Wild West

No details

—

November 16, 2015