Across
1
Largest river in South America
4
Seasonal heavy rainfall
5
Distance east or west of prime meridian
6
Region near the equator
Down
2
Low-lying land surrounded by higher ground
3
Goods brought in from another country
7
Flat elevated area of land
8
Land surrounded by water on three sides
9
Chain or group of islands
10
Area where water covers the soil
11
Goods sold to another country
12
Raised area of land, smaller than a mountain