Across
- 1. Poorest country.
- 3. World's highest mountain.
- 5. Estimated age of Earth.
- 7. World's second tallest mountain chain.
- 9. Largest country in the world.
- 10. World's third highest mountain.
- 12. World's highest mountain chain.
- 13. Kea Tallest mountain in Hawaii.
Down
- 2. Richest country.
- 4. World's tallest volcano.
- 6. Largest desert in the world.
- 8. Famous mountain in Atlanta;hint its named after a rock.
- 11. Continent with the most countries in it.