Some favorites:
6 & 12 String Guitar, Leo Kottke
Trace, Son Volt
Red Headed Stranger, Willie Nelson
Look What Thoughts Will Do, Lefty Frizzell
At Folsom Prison, Johnny Cash
Dusk At Cubist Castle, Olivia Tremor Control
Summerteeth, Wilco
SMiLE, Brian Wilson
Savane, Ali Farka Toure
Carmina Burana, Orff
Sgt. Pepper's, The Beatles
Harpsichord Concertos, J.S. Bach
Alina, Arvo Part
Waltz For Debby, Bill Evans
Trout Mask Replica, Captain Beefheart
King of America, Elvis Costello
Time Further Out, Dave Brubeck
Firebird Suite, Stravinsky
Pictures at an Exhibition, Mussorgsky
Drag, k.d. lang
In The Aeroplane Over The Sea, Neutral Milk Hotel
Satanic Panic In The Attic, Of Montreal
Out Of Time, R.E.M.
The Commercial Album, The Residents
The Dream That Stuff Was Made Of, The Starlight Mints