1. Art or practice of capturing photographs

1. Large open area of grassland

2. Person employed to look after a national park

3. Large natural flowing watercourse

4. Piece of land surrounded by water

5. Outdoor meal or meal taken on a trip

6. Having beautiful or picturesque views

7. Deep narrow valley with steep sides

8. Long narrow elevated crest

9. Pathway or track for walking or hiking

10. Large area covered chiefly with trees and undergrowth

11. Shoreline along the edge of a body of water

12. Physical world and everything in it not created by humans

13. Large body of water surrounded by land

14. Long, vigorous walk in nature

15. Steep rock face

15. Natural underground hollow or passage

16. Barren arid land with little or no vegetation