File photo dated 11/11/10 of London Mayor Boris Johnson unveiling a life-size mock-up of the new hop-on, hop-off double-decker bus for London based on the driver-and-conductor Routemaster in Acton in ... more 
File photo dated 11/11/10 of London Mayor Boris Johnson unveiling a life-size mock-up of the new hop-on, hop-off double-decker bus for London based on the driver-and-conductor Routemaster in Acton in west London. Services will start tomorrow on the first route to be served entirely by the new generation of hop-on, hop-off "Boris buses". less 
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Press Association Images
Fri, Jun 21, 2013 5:35 AM EDT