Across
1
Cold treeless Arctic plain
4
Imaginary line around the middle of Earth
5
Piece of land jutting into the sea
6
Physical features of land
12
Large slow-moving mass of ice
Down
2
City that is seat of government
3
Flat elevated area of land
7
Land surrounded by water
8
Body of water surrounded by land
9
Mountain that can erupt with lava
10
Large natural stream of water
11
Wearing away of land by water or wind