横向
1
Dry land with little rainfall
5
Land surrounded by water
6
Region surrounding the North Pole
7
Large natural elevation of earth
8
Wearing away of land by water or wind
11
Ocean between Americas and Europe/Africa
纵向
2
Land surrounded by water on three sides
3
Total number of people in an area
4
Height above sea level
9
Mountain that can erupt with lava
10
Tool for finding directions
12
Distance north or south of equator