Across
- 6. Land carved into strange shapes by wind and water.
- 7. power Electricity produced by water.
- 8. A railroad to connect the eastern states with the western states.
- 9. A grass covered plains.
Down
- 1. Pioneers who settled on the Great Plains in the 1800s.
- 2. A long journey for discovery or research.
- 3. People who are sent abroad to spread a religious faith.
- 4. An area set aside for a Native American group.
- 5. A town that springs up and grows fast during economic good times.