A post box in Westminster, central London is painted gold to mark the launch of the Royal MailÃs campaign to paint a post box gold every time Team GB and ParalympicsGB win a gold medal during the London 2012 Olympic and Paralympic Games. The gold post boxes will be located in the home towns of the gold medallists wherever possible. PRESS ASSOCIATION Photo. Picture date: Monday July 23, 2012. Photo credit should read: David Parry/PA