Across
1
Large slow-moving mass of ice
5
Low area between mountains
6
Large natural elevation of earth
7
Largest river in South America
9
Mountain that can erupt with lava
10
Region near the equator
Down
2
Distance north or south of equator
3
Goods sold to another country
4
Line dividing two countries
8
Long-term weather patterns of an area
11
Large natural stream of water
12
Tool for finding directions
13
Flat grassland in tropical regions