'A Bottle of Perrier' is a mystery-horror novel written by Edith Wharton. The story begins after a two day's struggle over the treacherous trails in a well-intentioned but short-winded "flivver", and a ride of two more on a hired mount of unamiable temper, which had disposed young Medford, of the American School of Archaeology at Athens, to wonder why his queer English friend, Henry Almodham, had chosen to live in the desert. Now he understood.