Music is another of my passions, singing in particular. Music and poetry are closely related. Music is a universal language; poetry isn’t poetry without music. Here are some sites for singers.
Cyberbass offers midis for various major works, as well as vocal exercises.
Dolmetsch Online offers information about music theory, composers, instruments, sheet music, etc. as well as a history of the Dolmetsch family.
International Music Score Library Project offers all sorts of sheet music—a fabulous resource.
In addition, here are links to some local Bay Area choral groups and orchestras with choral groups:
