La vestale (The Vestal Virgin) is an opera composed by Gaspare Spontini to a French libretto by Etienne de Jouy. It was first performed at the Paris Opéra in Paris on December 15, 1807.La vestale is a famous opera in historical terms but is only very infrequently performed.

The following link is an aria performed by Maria Callas

http://video.google.com/videoplay?docid=-5121840669692223562