Across
- 3. A raised area of land that is lower and less steep than a mountain.
- 4. The land along the edge of an ocean or sea.
- 6. A steep fall or flow of water in a river or stream.
- 10. A low-lying area between hills or mountains, often with a river running through it.
- 11. A deep, narrow valley with steep sides, usually formed by a river.
- 12. A piece of land surrounded by water.
- 15. A piece of land that is almost entirely surrounded by water but still connected to the mainland.
Down
- 1. A barren and arid region with little or no vegetation.
- 2. A large, flat-topped elevated area of land.
- 5. A vertical or near-vertical rock face or slope.
- 7. A large natural stream of water that flows into a lake, ocean, or another river.
- 8. A high and steep natural elevation of the Earth's surface.
- 9. A large, flat, and mostly treeless area of land.
- 10. A mountain or hill with a crater or vent through which lava, rock fragments, hot vapor, and gases are erupted.
- 13. A large body of water surrounded by land.
- 14. A large mass of ice that moves slowly down a mountain or valley.
