I cite Quarrantine all the time, its logo was a master stroke of design, combining a steering wheel, the biohazard logo, and the letter Q.

You're spot-on about the soundtrack, too It was one of the first games that came on CDROM and used mixed-mode to put CD-DA tracks after the data track. Once the game was running, you could swap discs and listen to your own music, but the included tunes (from some Australian band, I believe) were great.