| A | B |
| John Jacob Astor | founded the American Fur Company |
| mountain men | fur traders and trappers |
| Oregon Trail | 2000 mile trail from Independence to Oregon City |
| Santa Fe Trail | trade route from Independence to Santa Fe, Mexico |
| Mormons | member of the Church of Jesus Christ of Latter Day Saints |
| Brigham Young | leader who took the Mormons to Salt Lake City |
| Joseph Smith | early leader of the Mormons who wrote the Book of Mormon |
| Jim Beckworth | mountain man who explored the Rocky Mountains |