Twelve months spent following the year-round swimmers who frequent the Men's, Ladies' and Mixed Ponds on Hampstead Heath, London - unique bathing spots in which people have taken the waters since the days of Byron, Keats and John Constable.

Twelve months spent following the year-round swimmers who frequent the Men's, Ladies' and Mixed Ponds on Hampstead Heath, London - unique bathing spots in which people have taken the waters since the days of Byron, Keats and John Constable.