Science Fair Project Encyclopedia Grand Opéra is a style of
opera largely characterized by many features on an excessive
scale. Heroic and mythological subjects, large casts, vast
orchestras, richly detailed sets, sumptuous costumes and
spectacular scenic effects are all features of this genre, as
well as continuous music (recitative instead of spoken
dialogue), a four or five-act structure and the prevalence of
ballets. Originating in mid-nineteenth century France, it fell
into disfavor within several decades, as the expense of staging
these mammoth works and the generally inferior quality of the
music caused newer styles to gain in popularity. Nevertheless,
grand opéra did not die out, many composers continued to write
these works, and the style continued to be influential. Paris at
the turn of the nineteenth century drew in many composers, both
French and foreign, and especially those of opera. This
cosmopolitan combination of influences helped to form the style
of grand opéra. Several Italians working dur