In the third installment of the series, "Killing at a Distance or...How I Thoroughly Enjoyed the Outing," Peck looks back at human migration, trade, and weaponry, and shows how Europeans used industrialized steel to conduct warfare from ever-greater distances.

Cast: Raoul Peck, Josh Hartnett, Edward Arnold, Alex Descas, Tito Diez, Peter Hamilton Dyer, Mahamat-Saleh Haroun, Fraser James, Stefan Konarske, Denis Lyons, Aïssa Maïga, Zinedine Soualem, Ettore D'Alessandro, Norman Augustine, Robert Baden-Powell