Across
- 4. Costing a lot of money.
- 7. To reserve a place - for example, on a flight or at a restaurant.
- 8. To keep something in your mind.
- 10. This is tall, and it's cold at the top.
- 11. In the open air, not inside a building.
- 14. To show that you are happy about something.
- 15. The people at a party of celebration.
Down
- 1. There are a lot of trees here.
- 2. There's water all around this place.
- 3. A large building that was built to defend people.
- 5. In a different country, not in your own country.
- 6. To plan or arrange an event.
- 9. Worth remembering.
- 12. You live in this when you're camping.
- 13. The opposite of 'slowly'.