GALLERY P4     Tate Modern A colourful escalator ride at the Tate Modern gallery.   Beefeater An unusual sight on the south of the River Thames.   Sk8er Boy A young skateboarder in a reflective mood.   Graffiti and Bike An even younger biker amongst the colourful columns.   Not for Sale   Not for Sale   Not for Sale   Great Court Shadows Light and shade at the British Museum.   Blue Print Cafe An unusual view at a restaurant entrance.   South Bank Arch A narrow alley by the side of the Thames.   Museum Columns More light and shade at the British Museum.         Bear and Bluebells Our silver hob ferret in local bluebell woods.   Otter A young otter at Drusilla's zoo.   Underneath the Arches The original arches at the Embankment in London.   Laundry Cottage Cat Tabby cat sitting on a garden gate.   Not for Sale