Across
- 4. Relating to high mountains, especially the Alps
- 6. Highest point or peak of a mountain
- 7. Dense growth of trees and vegetation
- 8. Paths or tracks through outdoor areas
- 10. Deep valleys with steep sides
- 13. Outdoor activity of staying overnight in a tent or camper
- 16. Cascading streams of water
- 17. Outdoor activity of walking in nature
- 18. Relating to or done outside, in nature
- 19. The natural world and its phenomena
- 20. Beautiful or picturesque
Down
- 1. Animals and plants living in their natural habitat
- 2. Panoramic or scenic outlooks
- 3. Undeveloped and uncultivated land
- 5. Large natural flowing watercourse
- 9. Large natural elevation of the earth's surface
- 11. Exciting or daring experience
- 12. Inland bodies of water surrounded by land
- 14. Hiking and camping while carrying one's belongings in a backpack
- 15. Animals and plants living in their natural habitat