Dream Theater releases Octavarium

Octavarium is the eighth full-length Dream Theater studio album, released on June 7, 2005.

It holds the distinction of being the last album ever recorded at The Hit Factory in New York City. According to the DVD Documentary in Score, John Petrucci considered this album to be the band's best work to that point.

http://en.wikipedia.org/wiki/Octavarium_(album)