Across
1
Deep narrow valley with steep sides
5
Large area covered with trees
6
Steep rock face at edge of land
7
City that is seat of government
8
Land surrounded by water on three sides
9
Large body of water partly enclosed by land
12
Flat grassland in tropical regions
Down
2
Height above sea level
3
Tool for finding directions
4
Largest ocean on Earth
10
Mountain that can erupt with lava
11
Large slow-moving mass of ice
13
Physical features of land