Across
1
Large body of water partly enclosed by land
3
Land surrounded by water
4
Low area between mountains
6
Region between the two tropic lines
8
Tool for finding directions
10
Line dividing two countries
11
Height above sea level
Down
2
Where river meets the sea
5
Flat grassland in tropical regions
7
Large natural elevation of earth
9
Imaginary line around the middle of Earth