Arty one-nighter in London's hidden haunts

Art lovers can access buildings and sites in central London this weekend that are usually off-limits thanks to a new initiative called Art Night. From 5pm until late today (2 July), visitors can sample an installation by Turner prizewinner Laure Prouvost at Admiralty Arch on the Mall, take in a new video series by Argentine artist Cecilia Bengolea in the East Piazza of Covent Garden and savour a new work by the choreographer Alexandra Bachzetsis at Two Temple Place on the Thames. The