Witnessing a squirrel orchestra playing Beethoven's Symphony No. 9 in this video is pure nutty brilliance! I never knew squirrels had such refined musical tastes and orchestral skills. Beethoven would have been awestruck by their rendition! Random Fact: The Great Wall of China is not visible from space with the naked eye. Astronauts can see it with the aid of binoculars or a camera with a zoom lens.