Across
1
Large natural elevation of earth
4
City that is seat of government
5
Goods sold to another country
6
Landform where river meets the sea
7
Cold treeless Arctic plain
8
Distance east or west of prime meridian
10
Piece of land jutting into the sea
13
Region between the two tropic lines
Down
2
One of seven major landmasses
3
Goods brought in from another country
4
Deep narrow valley with steep sides
9
Large slow-moving mass of ice
11
Low area between mountains
12
Body of water surrounded by land