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  In China, the invention and flying of kites became one of the earliest inspirations for human flight.
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  Leonardo da Vinci studied flight and designed machines for flight, though they weren't built.
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  Otto Lilienthal, german engineer, studies aerodynamics and creates successful gliders that could carry a man long distances.
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  Supposedly inspired by Otto Lilienthal's book written on flight, Brothers Wilbur and Orville Wright make four short flights in their invention, the first successful airplane.
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  Powered aircrafts were used by the Italians to fight off the Turks near Tripoli.
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  As of 2018, planes are a common way of travel. Used purely for travel or luxury, planes are now in use constantly.