<p>Use your shelves to display your collections and create ever-evolving works of art with Geraldine James's inspirational ideas.<br>Find out how you can use what you already have in a stylish and unexpected way to revitalise a room. Whether you want to group a collection of colourful vases against a dark wall, use picture rails to line up a selection of prints, or organise plants and treasured finds from the natural world, any shelf can be a sta...