Musopen is an amazing website for music lovers. the site offers not only public domain music recordings, but also sheet music.They have a pretty exciting project going on: They are rainsing money right now to hire an orchestra. The recorded music will be released in the public domain. I donated some, and I hope you will too.
Help record free music
Musopen offers public domain music and sheet music and is fundraising to hire an orchestra so recordings will be released in public domain.