The Duchess of Cornwall has unveiled the foundation stone at the new headquarters of the Royal Academy of Dance. The new building in York Road, Battersea, south London, is almost double the size of the old premises, with a footprint of 60, 000 square feet. Camilla toured the building before watching a performance by some of the academy’s dancers. Camilla with ballet dancer Darcey Bussell( Arthur Edwards/ The Sun/ PA)( PA Wire) She was then presented with the new building’s foundation stone. Reco