LNL Summer: Antarctica, a tourist hotspot? And Dame Harriet Walter on Shakespeare's women

Is over-tourism coming for Antarctica? As more and more people travel south for awe and adventure, our guest has some proposals to keep Antarctica pristine. Plus: Dame Harriet Walter, internationally famous for her TV roles, has long been a celebrated Shakespeare actor on the stage. Walter has inhabited the minds of Shakespeare's women for more than half a century, and her new book imagines what else those women might have said... if only they'd been given more lines.