The Awakening - S1.E2

Culture and goods flow freely throughout a large empire. Islamic principles and influence are spread further, affecting the intellectual development of the West. Arabic becomes the language of learning, and achievements in art, architecture, science, and medicine flourish. This episode also tells the story of the Crusades and describes the recapture of Jerusalem by Saladin the Great. The episode ends with the devastating invasion of Islamic lands by the Mongols.