Today the City of London is the biggest financial centre of the world – but long before the skyscraper mirror-glass bank buildings there were powerful financial syndicates and banking organisations here – from the Jewish financiers of the C13th, to Mayor Dick Whittington and his Merchant Bankers who were the personal bankers of the kings of England. It's all part of what has made the modern City of London so successful and so powerful, and we'll see every stage of London's rise to mega-billions!