Land and Water Features

Across

1. Stone source for construction materials

4. Groove made by a plow in soil

8. Sedimentary rock often rich in oil

9. Alternative route to avoid obstruction

10. Outside layer or topmost part

12. Dockside platform for loading boats

16. Flat elevated landform often found outdoors

17. Narrow channel formed by water erosion

18. Cold treeless Arctic biome region

19. tall tower on a church roof

Down

2. Higher ground away from rivers

3. Deep narrow gorge in the landscape

5. Egg dish often cooked with fillings

6. Fence made of wooden stakes

7. Narrow inlet of the sea or river

11. Elevated road crossing another road

13. Irish term for a lake or inlet

14. Toward the land from the sea

15. Volcanic rock often dark and dense