Top 10 fly by's

That had to be "FIFI", and it's not just "an" B-29, it is ---last I heard--- the ONLY B-29 that is in flying condition

Sounds like you didn't get out to see her

B-29 "Doc" is being restored to alleged flyable status, but I don't know how close they may be:

http://www.b-29doc.com/images/Volunteers/MaxParkhurst/MaxParkhurst.shtml

well my boss an ex-crew chief in the air force said it was cause it had the large rear stabilizer and almost full glass cockpit area, and something about the shape of the wings... he also said that there were maybe three left but u could be right! still really cool tho