Across
- 4. - an area of a highland consisting of flat terrain
- 6. - a fertile spot in a desert, where water is found
- 9. - a group of islands
Down
- 1. - a triangular tract of sediment deposited at the mouth of a river, typically where it diverges into several outlets
- 2. - a narrow strip of land with sea on either side, forming a link between two larger areas of land
- 3. - a low area of land between hills or mountains, typically with a river or stream flowing through it
- 5. - a narrow valley between hills or mountains, typically with steep rocky walls and a stream running through it
- 7. - a narrow passage of water connecting two seas or two other large areas of water
- 8. - a river or stream flowing into a larger river or lake