| Visitors used prehistoric hand-driven pump drills and an atlatl, the spear-thrower used by Paleoindians to hunt mammoths. |
| Remains found at the Channel Islands of California place coastal Paleoindians there 12,500 years ago. |
| Paleoindians invaded and occupied the New World, the last glacial period came to an end, and a large fraction of the megafauna of both North and South America went extinct. |
