“From ancient times and into the Middle Ages, man had dreamed of taking to the sky, of soaring into the blue like the birds. One savant in Spain in the year 875 is known to have covered himself with feathers in the attempt. Others devised wings of their own design and jumped from rooftops and towers – some to their deaths – in Constantinople, Nuremberg, Perugia.”

“From ancient times and into the Middle Ages, man had dreamed of taking to the sky, of soaring into the blue like the birds. One savant in Spain in the year 875 is known to have covered himself with feathers in the attempt. Others devised wings of their own design and jumped from rooftops and towers – some to their deaths – in Constantinople, Nuremberg, Perugia.”

— David McCullough