Queen visits Baker Street station to mark 150th anniversary of the London Underground

Queen visits Baker Street station to mark 150th anniversary of the London Underground; ENGLAND: London: Baker Street Tube Station: INT **FLASHLIGHT PHOTOGRAPHY THROUGHOUT** Queen Elizabeth (cream hat and coat) out of car and greeted by official, Prince Philip, Duke of Edinburgh, and Catherine, Duchess of Cambridge (formerly Kate Middleton - black hat and teal coat) standing alongside INT Queen Elizabeth down stairway and onto platform Queen Elizabeth through ticket barriers (open) with offical Electronic destination sign inside tube train carriage reads, 'The next station is Buckingham Palace' Queen Elizabeth shown interior of (empty) underground train Duchess of Cambridge emerging from tube train doors Duchess of Cambridge presented with 'Baby On Board' badge - shows it to Prince Philip who stands alongside EXT Queen Elizabeth stnds outside Baker Street Station holding bunch of flowers - press photographers photograph Duchess of Cambridge behind her Close shot of Duchess of Cambridge chattign with man outside station - press photographers in background taking photographs Duchess of Cambridge shaking hands with official (in military uniform) as Queen's limousine departs