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Across
- 1. Isolated flat-topped hill
- 2. Vast grassy treeless plain
- 7. Man-made waterway for boats
- 8. A word related to geography
- 10. Narrow horizontal shelf of rock
- 11. Triangular area at river mouth
Down
- 1. Low-lying area drained by a river
- 3. A word related to geography
- 4. Ring-shaped coral island
- 5. A word related to geography
- 6. Shallow area in a body of water
- 9. Long narrow hilltop or range