Across
- 1. Highest point of a mountain
- 3. River adventure using an inflatable boat
- 6. Animals living in their natural habitat
- 7. Wildlife viewing expedition
- 8. Sport of ascending rock faces or mountains
- 11. Independent travel carrying essential gear
- 14. Riding along a suspended cable
- 17. Person who travels to discover new places
- 18. Deep valley with steep sides
- 20. Large mass of moving ice
- 21. Exploring underground caves
- 23. Natural flow of water over a cliff
- 24. Jumping from an aircraft with a parachute
- 25. Riding waves on a surfboard
- 27. Jumping while attached to an elastic cord
- 28. Marked path through natural areas
- 29. Walking activity on trails and paths
Down
- 2. Activity of climbing high mountains
- 4. Organized journey for exploration
- 5. Flying with a lightweight glider
- 9. Paddling a small narrow watercraft
- 10. Traveling by paddle-powered boat
- 12. Dense tropical forest
- 13. Outdoor overnight stay in a tent
- 15. Long-distance hike through natural terrain
- 16. Mountain that can erupt lava
- 19. Exciting and unusual travel experience
- 22. Exploring underwater environments
- 25. Swimming while using a breathing tube
- 26. Dry region with little rainfall