On this edition: Christmas in ParisStudents from a fashion school in the French capital create special trees for the festive season.Willard Wigan – Microscopic ArtMinature artworks are on show in London. They can only be seen using the right technology.Oliver Mark – Portrait Photography The German photographer Oliver Mark is best known for his portrait photography. He’s just published some of his best works in a book.Stage Designs – Christian Lacroix One of the world's most renowned fashion designers is creating stage clothes for a production here in Berlin.Cheeerleaders in BerlinGermany is playing host to the Cheerleading World Championships . We feature cheerleaders from Berlin.