Across
1
Flat grassland in tropical regions
3
Region between the two tropic lines
5
Imaginary line around the middle of Earth
7
Low-lying land surrounded by higher ground
9
Low area between mountains
10
Visual representation of an area
Down
2
Half of the Earth
4
Large natural elevation of earth
5
Where river meets the sea
6
Distance east or west of prime meridian
8
Dry land with little rainfall