LT London Underground - The Tube GalleryOriginal vintage London Underground poster The Tube Gallery Many posters available at the London Transport Museum Covent Garden Nearest stations: Covent Garden and Leicester Square featuring four posters for the Underground: The Tate Gallery by Tube depicting the colourful tube map lines as paint from a tube marked with the London Underground logo; The New Kew by Tube with floral artwork; a busy street scene at night with people, buses and classic