Across
- 3. A person who collects food from wild plants and animals.
- 4. A journey made for exploration or discovery.
- 6. The exchange of goods between people or countries.
- 7. An area not mapped or explored.
Down
- 1. Armed conflict between groups or nations.
- 2. The process of taming animals or cultivating plants for human use.
- 5. Someone who travels to unknown places to discover new things.