Leonardo da Vinci was a Florentine polymath of the Italian Renaissance. He was a painter, anatomist, architect, paleontologist, botanist, writer, sculptor, philosopher, engineer, inventor, musician, poet and urban planner. He died accompanied by Francesco Melzi, to whom he bequeathed his projects, designs and paintings. Source: Wikipedia
In the video Ginevra de’ Benci, he gives a reminiscence of his work.