Germaine Greer champions the vast natural resource of the Thames Estuary while historian Tristram Hunt argues for Stonehenge, one of the world's great heritage sites.
Dr Colin White, director of the Royal Naval Museum in Portsmouth, argues for the restoration of the Cutty Sark, while film director Terence Davies calls for a permanent home for the British Film Institute Archive that contains nearly a quarter of a million films and a vast part of our visual history.
Jonathan Foyle of the World Monuments Fund calls for the urgent restoration of Canterbury Cathedral's ageing infrastructure.
Style guru Stephen Bayley argues for Damien Hirst's diamond-encrusted skull, the most expensive work created by a living artist.
This programme contrasts the worth of Nicholas Poussin's 17th-century religious paintings The Seven Sacraments with the redundant Chatterley Whitfield Colliery in Stoke-on-Trent.
Should an art treasure be purchased for the nation or should an important link with our industrial past be restored?
Looking back over the series in which a variety of national treasures have been examined for both their practical and non-monetary value, the programme asks if politicians and funding agencies should adopt a new approach to culture.