Across
- 4. A very large expanse of sea
- 7. A large natural elevation of the earth's surface
- 8. A piece of land surrounded by water
- 9. A large natural stream of water flowing in a channel to the sea
- 10. A large area covered chiefly with trees and undergrowth
Down
- 1. A mountain or hill with a crater through which lava erupts
- 2. A barren area of land where little precipitation occurs
- 3. A slowly moving mass or river of ice
- 5. A deep gorge typically with a river flowing through it
- 6. A cascade of water falling from a height