As we drifted up the Guadalquivir, I in my dream-like state, musing on the history of Spain, and Seville in particular, on one level of consciousness, I was aware of, and admired one of the bridges over the river. It was inspired by the Iron Bridge over the river Severn in Shropshire, England, having similar thick steel rings of varying diameter supporting the span. The Iron Bridge was the first bridge in the world to be built of cast iron, and was not only a marvellous feat of engineering in... Sign in to see full entry.