NGC 7000 the North America nebula

Here is some more time (a little over 2 hours) that I've added to this. I last imaged this 1 month ago.
NGC 7000 North America nebula
Ocala, FL
Taken June 4 and July 3, 2011
Constellation: Cygnus
~ 2,200 light years distant
2 minute exposures stacked in DSS for total integration time of 4 hours 10 min
PS CS5
Orion 80mm EON
Orion 80mm guide scope with SSAG
Canon T1i (Hap Griffin modified)
CG-5 mount (Hyper-tuned)
Atronomik CLS light pollution filter clip for Canon EOS