#22: Halo Theme Song (Halo, Xbox 2001)

I honestly consider this song to be the start of the sixth generation of gaming (Xbox, PS2, Gamecube). It's a gorgeous orchestrated piece that gamers heard every time they turned on one of the greatest FPS games ever.

Listen to the music here: http://www.youtube.com/watch?v=Sjvo0SPAOiQ&feature=related