The Biltmore – formerly the Millennium Hotel London Mayfair – is gearing up to open this spring. Renovated by luxury interior design studio Goddard Littlefair, the hotel – which overlooks the picturesque Grosvenor Square – features 257 guest rooms and 51 suites, plus an alfresco terrace, restaurant, cocktail bar, and fitness centre. Construction on the upscale establishment, which was originally designed in the 1960s by Swiss-British architect Richard Seifert, began