There's an ever-present curiosity about the man behind Mickey Mouse. It seems there's so much we don't know about the larger-than-life entrepreneur and creative genius. If you're hoping to learn unexpected details from Walt's life, the Walt Disney Family Museum in San Francisco is a good place to start. They shared 11 facts about Walt Disney you might not know — including some sweet stories about his relationship with his wife, Lillian. Check them out now!