Progpower 2 was in Atlanta: the bands were Anegl Dust, Ark, Balance Of Power, Evergrey, Kamelot, Nightingale, Spiral Architect, Steel Prophet (last-minute replacement for Vanden Plas), Superior, and Symphony X.
Symphony X
Pain of Salvation (U.S. debut)
Evergrey
Jag Panzer
Destiny's End
Zero Hour
Power of Omens
Reading Zero
Ion Vein
Etheria
Onward
PP II:
Symphony X
Kamelot (Only U.S. appearance outside of Florida)
Evergrey
ARK (U.S. debut)
Angel Dust
Steel Prophet
Nightingale (U.S. debut)
Spiral Architect (U.S. debut)
Superior (U.S. debut)
Balance of Power (U.S. debut)
PP III:
Blind Guardian (U.S. debut)
Gamma Ray (U.S. debut)
Angra (U.S. debut)
Pain of Salvation
Edguy (U.S. debut)
Devin Townsend Band (U.S. debut)
Threshold (U.S. debut)
Silent Force (U.S. debut)
Zero Hour
Reading Zero
PP IV:
Nightwish (U.S. debut)
Rage (U.S. debut)
Symphony X
Evergrey
Vanden Plas (U.S. debut)
Circle II Circle ( first U.S. show outside of Florida)
Secret Sphere (U.S. debut)
Mercenary (U.S. debut)
Pagan's Mind (U.S. debut)
Redemption (first show outside of California)