In this episode of "The Rest Is History," Dominic and Tom continue their discussion on Hannibal, focusing on his crossing of the Alps and subsequent battles in Italy during the Second Punic War. They analyze Hannibal's strategic genius, his ability to inspire his troops and recruit Gauls to his cause, and his tactical brilliance in battles such as Trebbia and Lake Trasimene. The hosts also discuss the Roman response to Hannibal's invasion, including the appointment of Fabius Maximus as dictator and his strategy of attrition. The episode sets the stage for the upcoming Battle of Cannae, promising a dramatic showdown between the Carthaginian and Roman forces.