Across
1
Height above sea level
4
Region between the two tropic lines
6
Deep narrow valley with steep sides
7
Line dividing two countries
8
Vast body of salt water
9
Landform where river meets the sea
Down
2
Large natural elevation of earth
3
Raised area of land, smaller than a mountain
5
Goods sold to another country
10
Region surrounding the North Pole
11
Large body of water partly enclosed by land
12
Largest ocean on Earth
13
Goods brought in from another country