Across
- 3. One of the longest rivers in the world, flowing through South America.
- 4. A giant sea wave caused by an underwater earthquake or volcanic eruption.
- 7. The world's largest island that is not its own continent.
- 9. The world's largest hot desert, covering most of North Africa.
- 11. The smallest country in the world, located entirely inside the city of Rome.
Down
- 1. The name of the sea that is so salty humans can float in it easily.
- 2. A seasonal wind inSouth Asia that brings months of heavy rains.
- 5. Hot, molten rock located deep under the Earth's surface.
- 6. The highest mountain in the world, located in the Himalayas.
- 8. The largest and deepest of Earth's five oceans.
- 10. A city with a massive population of over 10 million people.