Red Headed Stranger, Pet Sounds, Sgt. Pepper's Lonely Hearts Club Band, Joe's Garage, Rust Never Sleeps, Welcome to My Nightmare, The Band, Hank Wilson's Back, The Delivery Man, Tarkus, Preservation Act 1 and Act 2, Stop Making Sense to list only a few I can think of immediately.
Then you have albums like Copeland: The Music of America that contains pieces that are all related and become a concept when they are put together and listened to in the album sequence.
I guess it depends on your definition of concept album.
Then you have albums like Copeland: The Music of America that contains pieces that are all related and become a concept when they are put together and listened to in the album sequence.
I guess it depends on your definition of concept album.