横向
1
Mountain that can erupt with lava
4
Distance north or south of equator
7
Body of water surrounded by land
9
Total number of people in an area
10
Low-lying land surrounded by higher ground
纵向
1
Low area between mountains
2
Raised area of land, smaller than a mountain
3
Seasonal heavy rainfall
5
Physical features of land
6
City that is seat of government
8
Cold treeless Arctic plain
11
Vast body of salt water
12
Flat grassland in tropical regions
13
Goods sold to another country