THIS WEEK. Joan Collins. Six unexpected UK heritage sites. Fashion: Spring essentials modelled by WW readers. Our favourite beauty buys. Craft: Give Items a fresh new look. Mans Shawl-neck sweater to knit. Year round guide to boosting your health. Caring for your ageing pets. Travel: St Lucia. City guide to Luxembourg. Dr Melanie on improving your balance. It's a funny old world: Susie Dent. A cup of tea with: Lorraine Kelly.