Lots of young people enjoy the chance of a swim at the Lido in Hyde Park.
Full title reads: "London. 'Phew!' Lansbury's Lido offers a refreshing spot during the great 'Heat Wave'."
The Serpentine, Hyde Park, London.
Young men and women in swimming costumes gather around the Serpentine. Lots of people diving in and splashing around in the water to keep cool in the hot late summer weather.