It also became very fashionable to show up at the season’s big society events, such as Ascot and Glyndebourne, with a picnic hamper in tow. However, the indoor picnic was still more popular than ...

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Henley is as much about the experience of being there as anything else – and the stripy blazers, straw boater hats, and picnic hampers make it a quintessentially British event not to be missed.