横向
1
Region surrounding the North Pole
4
Body of water surrounded by land
5
Half of the Earth
6
Largest river in South America
7
Low area between mountains
8
Tool for finding directions
11
Narrow sea inlet between cliffs
纵向
2
Flat grassland in tropical regions
3
Where river meets the sea
9
Vast body of salt water
10
Large natural elevation of earth