Of Water and Walls and Weapons

Featured Image: Valens Aqueduct, Istanbul

In our last installment I mistakenly referred to the Strait of Bosporous as a "river."  Kudos to Ernest Lewicki for correcting me -- and for leading me to explore the mechanisms by which Constantinople ensured its water supply.   Though he gets all the credit for the famous Aqueduct which bears his name,  Valens'…