Famous in his time as a painter, prankster, and philosopher, Leonardo da Vinci was also a musician, sculptor, and engineer for dukes, popes, and kings. What remains of his work-from futuristic designs and scientific inquiry to artwork of ethereal beauty-reveals the ambitious, unpredictable brilliance of a visionary, and a timeless dreamer. Robert Byrd celebrates this passionate, playful genius in a glowing picture book replete with the richness and...