Italian mezzo-soprano Cecilia Bartoli has released a year-end blockbuster that is part mystery story, part research project and shows off a voice which only seems to improve with age.

April 11 -- One of the few mezzo-soprano superstars to emerge since the early 19th century, Cecilia Bartoli and her angelic voice have re-ignited interest in classical music. Born in Rome in 1966 ...