Across
1
Large area covered with trees
5
Region surrounding the North Pole
6
Flat grassland in tropical regions
7
Low-lying land surrounded by higher ground
9
Height above sea level
10
Raised area of land, smaller than a mountain
Down
2
Region near the equator
3
Piece of land jutting into the sea
4
Physical features of land
8
Largest ocean on Earth
11
Vast body of salt water
12
Body of water surrounded by land