An examination over whether a comet struck the Great Lakes region 12,900 years ago, and whether it caused the extinction of such mega-creatures as the woolly mammoth and the saber-toothed cat in North America. Also included is the discovery of nano-diamonds which are created by heat and objects from space.
メンバーが意見を共有すると、レビューがここに表示されます。
音楽はまだありません
サウンドトラックを追加広告
