'Baghdad in the Days of Mansur', 1915. Aerial view of the walled city of Baghdad (modern-day Iraq) as it might have appeared in the 8th century AD. Al Mansour, now one of the nine administrative districts of the city, is named after Abu Ja'far al-Mansur (714-775 AD), the second Abbasid Caliph and founder of Baghdad. Painting by Edmund Sandars. From "The Caliphs' Last Heritage, a short history of the Turkish Empire" by Lt.-Col. Sir Mark Sykes. [Macmillan & Co, London, 1915]