Across
- 2. Purposefully laid out with a network of transportation routes.
- 3. Areas outside of cities.
- 6. Cities with 10 million citizens or more.
- 7. Usually grouped around or at the center of a resource.
- 8. When metropolitan areas grow together.
Down
- 1. Usually found along the length of a resource.
- 4. Cities and surrounding areas.
- 5. The substantial exchange of goods between cities, states, or countries.