LONDON.- Over 30 stunning printed panels showing newly-commissioned photographic portraits of top athletes and key figures involved in the staging of London 2012 can be seen outdoors twenty- four hours a day in British cities throughout this Spring and Summer. Highlights of the largest photographic commission ever undertaken by the National Portrait Gallery, London, made possible by London 2012 sponsor BT, will include large-scale portraits of Jessica Ennis, Victoria Pendleton, Tom Daley, David Weir, Seb Coe and Danny Boyle. The free outdoor exhibition will go on show at the heart of three of Britain’s busiest cities opening in Cardiff on 30 March 2012 before touring to Edinburgh and Birmingham. All three venues and their nations or regions have connections with the sitters and photographers on show. Scotland is represented by Olympic rower Katherine Grainger and photographer Finlay MacKay