I'm so proud of my fellow Music Forum participants for jumping in with the jazz titles right away.
I'm just going to rattle off a few albums off the top of my head. A real definitive list would be too long.
Miles Davis:
Kind of Blue, Sketches of Spain, Miles Smiles, Bitches Brew, Cookin'
John Coltrane:
My Favorite Things, Giant Steps, A Love Supreme, Blue Trane
The Beatles:
Revolver, Sgt Peppper's Lonely Heart's Club Band
Dream Theater:
Images & Words, Metropolis 2: Scenes From A Memory
Charles Mingus:
Ah Um, Blues & Roots, Mingus * 5, Black Saint and the Sinner Lady
Rush:
Fly By Night, 2112, Hemispheres, Moving Pictures
Led Zeppelin:
II, IV, Houses of the Holy
Thelonious Monk:
Brillant Corners, Monk's Music, Monk By 5 By Monk, Trios
Jethro Tull:
Minstrel in the Gallery, Aqualung, Thick As A Brick
Sonny Rollins:
Saxophone Collossus, The Bridge, Way Out West
Herbie Hancock:
My Point of View, Emyprean Isles, Headhunters
Frank Zappa:
Overnite Sensation, Joe's Garage, Hot Rats
King Crimson:
In the Court of the Crimson King, Lark's Tongues in Aspic, Discipline
BB King:
Live at the Regal, Live at Cook County Prison
Johny Cash: Live at Fulsom Prison
Metallica: Master of Puppets
Iron Maiden: Number of the Beast, Powerslave
Bob Dylan: Highway 61 Revisited, Blonde on Blonde
Joni Mitchell: Court And Spark, Blue, Heijira
Dizzy Gillespie: Birk's Works
Art Blakey: A Night in Tunisia, Caravan
Genesis: Foxtrot, Selling England By the Pound
Michael Jackson: Thriller
Paul Simon: Graceland
Charlie Parker: any good compilation, at least
Marillion: Misplaced Childhood, Anoraknophobia
Radiohead: OK Computer
Queen: A Night At the Opera, Sheer Heart Attack
Deep Purple: Fireball, Machine Head
Yes: Fragile, Close to the Edge
Dave Brubeck: Take 5
Ella Fitzgerald: Live in Berlin
Wes Montgomery: Incredible Jazz Guitar, Full House
Duke Ellington: see Charlie Parker