On a hot summer’s day, what could be more refreshing than slipping into the cool, clear waters of a secret lake? And what could be more exciting than plunging into a hidden waterfall? Britain’s rivers, lakes and waterfalls are cleaner, safer, and more accessible than at any time in living memory and the health benefits of a natural dip are increasingly well known. To celebrate, award-winning author and photographer Daniel Start returns with this revised and expanded version of the best-selling guide to Britain’s swimming holes, Including 400 wonderful photos.