Keynote presentation to the international Conference "Cities for all Ages", the 4th UK-Portugal Health Ageing Forum, organised by UK Embassy to Portugal and Santa Casa da Misericórdia de Lisboa, Lisbon. The main focus of Cities for All Ages is ways that cities can be prepared to act in an inclusive way to ensure that everyone is treated equally irrespective of age ability. The conference also considered: (i) the role of technology in implementation of these aims; required public policy; local management and mental health and, active ageing.