My assumption would be local ski bus operation? No idea if that's the actual justification though. Also, looks like I was wrong about the hot air balloons --

My assumption would be local ski bus operation? No idea if that's the actual justification though. Also, looks like I was wrong about the hot air balloons -- it's only back from the balloon landing, not to the balloon: http://leginfo.ca.gov/cgi-bin/displaycode?section=puc&group=05001-06000&file=5351-5363 http://leginfo.ca.gov/cgi-bin/displaycode?section=puc&group=...