In no particular order...

Dark Side of the Moon ~ Pink Floyd
The Division Bell ~ Pink Floyd
A Momentary Lapse of Reason ~ Pink Floyd
The Wall ~ Pink Floyd
Audioslave ~ Audioslave
Mer De Noms ~ A Perfect Circle
A Beautiful Lie ~ 30 Seconds to Mars
X & Y ~ Coldplay
AEnima ~ Tool
Ride the Lightning ~ Metallica
I have many, many more that I like, but those are the ones that stick out in my mind.