Across
- 3. movement of cattle herds to market or new grazing lands
- 4. a long journey to explore the Louisiana Purchase
- 7. an explorer of the West who reached the summit of the mountain now known as Pike's Peak
- 8. a Shoshone who helped the Lewis and Clark expedition by naming plants and gathering edible fruits and vegetables for the group
- 10. owner of the American Fur Company who founded the first important settlement in Oregon Country in 1811
- 12. the main route from the Mississippi River to the West Coast in the early 1800s
- 17. name given to 1859 gold and silver discovery in western Nevada
- 18. fur traders and trappers who traveled to the Rocky Mountains and the Pacific Northwest in the early 1800s
- 20. a popular route for cattle drives from San Antonio to Abilene,Kansas
Down
- 1. co-leader of the western expedition
- 2. led an expedition to the Rocky Mountains in 1842 and wrote a report of his journey that became a guide for future travelers to the West
- 5. a former army captain chosen by President Thomas Jefferson to lead an expedition to explore the West
- 6. the purchase of Louisiana from France for $15 million, which roughly doubled the size of the United States
- 9. guide who was first to lead settlers beyond the Appalachians; cut a road west
- 11. the name given to the Great Plains during the years when they supported great herds of cattle
- 13. the route from Independence, Missouri, to Santa Fe, New Mexico
- 14. members of a religious group, formally known as the Church of Jesus Christ of Latter-day Saints, who moved west during the 1830s and 1840s
- 15. Mormon leader who chose Utah as the group's new home
- 16. an area that is undeveloped
- 19. towns that serviced new mines and emptied when the mines closed