横向
1
City that is seat of government
4
Where river meets the sea
5
Large natural elevation of earth
6
Goods sold to another country
8
Imaginary line around the middle of Earth
9
Total number of people in an area
12
Mountain that can erupt with lava
纵向
2
Region between the two tropic lines
3
Largest river in South America
7
Seasonal heavy rainfall
10
Cold treeless Arctic plain
11
Visual representation of an area
13
Narrow sea inlet between cliffs