Across
1
Raised area of land, smaller than a mountain
3
Low-lying land surrounded by higher ground
4
Region between the two tropic lines
5
Large natural stream of water
7
Visual representation of an area
9
Region surrounding the North Pole
10
Area where water covers the soil
Down
2
Mountain that can erupt with lava
6
Height above sea level
8
Steep rock face at edge of land