Tom Dyckhoff visits Horace Walpole's Strawberry Hill House, which was recently re-opened to the public after a two-year restoration project. Sarfraz Manzoor investigates the winning images of the 2010 World Press Photo competition, and Paul Auster talks about his latest book Sunset Park. Michael Smith explores the British Library's exhibition on accents and language, while Alain de Botton takes a look at the critically acclaimed video installation The Clock. Andrew Graham-Dixon remembers war artist Henry Tonks, and Mark Kermode revisits cult classic Peeping Tom on its 50th anniversary.