Across
1
Steep rock face at edge of land
3
Goods sold to another country
6
Low area between mountains
7
Wearing away of land by water or wind
8
Largest river in South America
9
Large area covered with trees
11
Seasonal heavy rainfall
12
Flat elevated area of land
Down
2
Body of water surrounded by land
4
One of seven major landmasses
5
Goods brought in from another country
10
Physical features of land
13
Mountain that can erupt with lava