The sixth studio album from Dream Theater, originally released in 2002 and their longest to-date, until 2016's The Astonishing.

Tracklist

Disc One

1. The Glass Prison
   
2. Blind Faith
   
3. Misunderstood
   
4. The Great Debate
   
5. Disappear
   

Disc Two

1. Six Degrees of Inner Turbulence: Overture
   
2. About to Crash
   
3. War Inside My Head
   
4. The Test That Stumped Them All
   
5. Goodnight Kiss
   
6. Solitary Shell
   
7. About to Crash (Reprise)
   
8. Losing Time / Grand Finale