I agree with #48
Looks like Mccarren Airport
pretty sure it is Nellis:
http://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&docid=jpEpSFPTdAqBAM&tbnid=DNOW-NftcVg9nM:&ved=&url=http%3A%2F%2Fposts.same.org%2Fsouthnev%2F&ei=ccJQUeHOFKfF2AXIo4D4Cg&bvm=bv.44158598,d.b2I&psig=AFQjCNFKyFBw_LGnBg7qPAzq7TefQyeEDA&ust=1364333550219785
http://www.google.com/url?sa=i&source=images&cd=&cad=rja&docid=xkdEHXWzRHiykM&tbnid=xOezDOIasZ8lbM:&ved=0CAgQjRwwADh1&url=http%3A%2F%2Fwww.lasvegassun.com%2Fnews%2F2012%2Ffeb%2F27%2Ftakeoffs-landings-nellis-increase-start-red-flag-c%2F&ei=HcNQUd_NKcTW2gXGxoDQCA&psig=AFQjCNEiI7G2bV4GOURXPoHi9c15gnbRYg&ust=1364333725713789
http://upload.wikimedia.org/wikipedia/en/b/b8/Airshow_Nellis_AFB.JPG
http://i48.tinypic.com/2j0zj1l.jpg
