Across
1
Height above sea level
5
Mountain that can erupt with lava
9
Region surrounding the North Pole
11
Dry land with little rainfall
Down
2
Deep narrow valley with steep sides
3
Imaginary line around the middle of Earth
4
City that is seat of government
6
Line dividing two countries
7
Raised area of land, smaller than a mountain
8
Physical features of land
10
Land surrounded by water on three sides