1. "Voices of the Air" 2:55 2. "The Ultimate Disaster I. "Won't You Keep Us Working? Working Down Below?" II. "First Warning" III. "Back to Normality" IV. "The Sky Falls" V. "Why Are We Crying" VI. "The Tunnels Are Filling" VII. "It Never Stops"" 8:54 3. "Migration I. "March into the Sea" II. "The Observer" III. "Hole-Worker's New Hymn"" 7:15 4. "Another Land I. "Rumors" II. "Arrival" III. "Deployment" IV. "Saturation"" 4:42 5. "The New Machine I. "Idea" II. "Construction" III. "Failure/Reconstruction" IV. "Success"" 7:16 6. "Final Confrontation I. "Driving the Moles Away" II. "Don't Tread on Me" III. "The Short War" IV. "Resolution"" 9:47
Bonus Tracks (1987 CD release only)
"Lights Out" (Prelude) "Shorty's Lament" (Intermission) "The Moles Are Coming" (Intermission) "Would We Be Alive?" (Intermission) "The New Hymn" (Recessional)