Across
1
Flat grassland in tropical regions
4
Large area covered with trees
6
Goods sold to another country
7
Visual representation of an area
8
Long-term weather patterns of an area
9
Piece of land jutting into the sea
10
Line dividing two countries
11
Vast body of salt water
Down
2
Chain or group of islands
3
Wearing away of land by water or wind
5
Imaginary line around the middle of Earth
12
Large natural stream of water