The document discusses the Baroque period and composer Antonio Vivaldi. It provides background that the Baroque period was from 1600-1750 and was characterized by ornate detail in architecture, music, and art. Vivaldi was an Italian Baroque composer born in 1678 who was renowned for his instrumental concertos and sacred choral works. He worked for much of his life at an orphanage in Venice called Ospedale della Pietà, composing pieces like The Four Seasons. His rediscovery in the 20th century led to a large revival of his music.