New archaeological expeditions are unearthing long-lost evidence behind the legend of King Arthur, and using this cutting-edge tech, experts might finally be able to separate fact from fiction. This is a mashup of S02E06 "Hunt for King Arthur's Castle" (Stirling Castle in Scotland) and S06E12 "Rome's Great Wall" (Hadrian's Wall).

New discoveries reveal the truth behind the legends of ancient Greek warriors and their gods, and using the latest science and archaeological methods, experts recreate the battlefield innovations that changed the course of history. This is a mashup of S06E03 "Lost City of Troy" and S05E06 "Finding Sparta's 300."