 Graves says nobody saw or heard anything unusual in the days before the monolith was discovered, but she did notice unfamiliar tire tracks leading up the hill. But I don't know what kind of cars aliens drive, do you? At first, Graves was amused by the curious monolith and the public frenzy. She said it made her think about her daughter being there. She died in a farm accident when she was just 13. Kelsey's sitting on top of it right now, just laughing and laughing.