Here are some suggestions for some older stuff (plus one, judging by everything else here, I think you'd like maybe):
Close to the Edge- Yes
Firth of Fifth- Genesis
Won't Get Fooled Again- The Who
Goodbye Stranger- Supertramp
Echoes- Pink Floyd
Once in a Lifetime- Talking Heads
21st Century Schizoid Man- King Crimson
Marquee Moon- Television
Reelin' in the Years- Steely Dan
Wouldn't Want to Be Like You- Alan Parsons Project
The Stranger- Billy Joel
Achilles Last Stand- Led Zeppelin
More Than a Feeling- Boston
Train in Vain- The Clash
Solsbury Hill- Peter Gabriel
15 Step- Radiohead