Across
1
City that is seat of government
5
Distance east or west of prime meridian
6
Region between the two tropic lines
7
Flat elevated area of land
10
Large natural stream of water
Down
2
Region surrounding the North Pole
3
Wearing away of land by water or wind
4
Low-lying land surrounded by higher ground
8
Largest river in South America
9
Line dividing two countries