Across
1
Low area between mountains
2
Flat elevated area of land
3
Large natural elevation of earth
5
Cold treeless Arctic plain
6
Flat grassland in tropical regions
7
Body of water surrounded by land
12
Land surrounded by water
Down
2
Land surrounded by water on three sides
4
Long-term weather patterns of an area
8
Distance north or south of equator
9
Region surrounding the North Pole
10
Piece of land jutting into the sea
11
Imaginary line around the middle of Earth