THERE IS A SLIGHT TINGE OF SADNESS hanging in the air, on this the first day of September, marking the end of so many things–summer festivals and long hazy days–and most of all, of our very favourite time of year. And so, before we wrap ourselves in cosy knits and search for tall leather boots hidden in the back of the closet, here are 21 images of perfect summertime inspiration, from swimming pools and days at the beach to dinners outdoors, summer linens and wicker and romantic campfires . . .