This was REAL tough....in no particular order.
Boston - Boston (my first "real" rock album)
Pink Floyd - The Wall
Nirvana - Nevermind
White Stripes - Elephant
Led Zeppelin - Houses of The Holy
Compilation....Decade - Neil Young
Honorable Mentions - any of these could easily jump into the top 5 at any given moment
Pink Floyd - Animals, Dark Side of The Moon, Wish You Were Here
The Who - Tommy, Who's Next
Led Zeppelin - I, II, III, IV (Zoso)
Guns N Roses - Appetite for Destruction
Nirvana -MTV Unplugged
Neil Young - Rust Never Sleeps, After The Gold Rush
Queen - A night at the Opera, Queen II
Supertramp - Crime of The Century, Breakfast In America
Styx - Paradise Theater, Pieces of Eight, The Grand Illusion
Jackson Browne - Running On Empty
Van Halen - Van Halen, Van Halen II
Sorry...I guess that makes it a top 25