Across
1
Low-lying land surrounded by higher ground
5
Deep narrow valley with steep sides
7
Region surrounding the North Pole
8
Ocean between Americas and Europe/Africa
10
Long-term weather patterns of an area
11
Large natural stream of water
12
Goods sold to another country
Down
2
Goods brought in from another country
3
Large slow-moving mass of ice
4
Physical features of land
6
Seasonal heavy rainfall
8
Largest river in South America
9
Flat elevated area of land