横向
1
Deep narrow valley with steep sides
2
Height above sea level
3
Distance north or south of equator
4
City that is seat of government
7
Goods sold to another country
9
Line dividing two countries
10
Largest river in South America
纵向
2
Chain or group of islands
5
Largest hot desert in the world
6
Visual representation of an area
8
Raised area of land, smaller than a mountain
11
Vast body of salt water