Across
1
Flat elevated area of land
5
Large area covered with trees
9
Landform where river meets the sea
10
Vast body of salt water
12
Dry land with little rainfall
Down
2
Region between the two tropic lines
3
Body of water surrounded by land
4
Height above sea level
6
Distance east or west of prime meridian
7
Low area between mountains
8
Wearing away of land by water or wind
11
Largest river in South America