The marvels of modern technology mean you can hop online and check the progressā€”in realtimeā€”of any flight as it crosses the country. But as convenient as that is, there's still something to be said for what air travellers had at their disposal at the dawn of the jet age. Specifically, this gorgeous air travel map from 1929 that turns flight routes into art, instead of a nightmarish web of connections and potential delays.