BBC
Think of the Roman legacy to Britain and many things spring to mind - straight roads, under-floor heating, aqueducts and public baths. But they were also pioneers in the health arena - particularly in the area of eye care, with remedies for various eye conditions such as short-sightedness and conjunctivitis. Perhaps most surprisingly of all is that the Romans - and others from ancient times, including the Chinese, Indians and Greeks - were also able also to carry out cataract operations.