It's Sunday again, so it must be time for some more airplane art. This week, lining up at Phoenix Skyharbour international airport is a Southwest Airlines Boeing 737-800 as it queues up for departure. Southwest operate an all Boeing 737 fleet, divided between the classic Boeing 737 (737-300, 737-500), the NextGen 737s (737-700 and 737-800). The airline also has orders … [Read more...]