Topography Crossword

1. an area of low-lying, uncultivated ground where water collects; a bog or marsh.
4. a broad inlet of the sea where the land curves inward.
9. a large area covered chiefly with trees and undergrowth.
10. a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
11. the action or fact of elevating or being elevated.
14. a fertile spot in a desert, where water is found.
17. a cascade of water falling from a height, formed when a river or stream flows over a precipice or steep incline.
19. a large natural stream of water flowing in a channel to the sea, a lake, or another such stream.
20. a winding curve or bend of a river or road.
21. a vast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen.
22. a stretch of salt water separated from the sea by a low sandbank or coral reef.
23. a naturally raised area of land, not as high or craggy as a mountain.
24. a large floating mass of ice detached from a glacier or ice sheet and carried out to sea.

2. a group of islands.
3. a low area of land between hills or mountains, typically with a river or stream flowing through it.
5. a surface of which one end or side is at a higher level than another; a rising or falling surface.
6. the vertical distance between the elevations represented by adjacent contour lines on a map.
7. a deep gorge, typically one with a river flowing through it.
8. a piece of land surrounded by water.
12. a steep rock face, especially at the edge of the sea.
13. a line on a map joining points of equal height above or below sea level.
15. a large area of flat land with few trees.
16. a mound or ridge of sand or other loose sediment formed by the wind, especially on the sea coast or in a desert.
18. an area of land overgrown with dense forest and tangled vegetation, typically in the tropics
25. a deep inlet of the sea almost surrounded by land, with a narrow mouth.