Across
1
Mountain that can erupt with lava
5
Large body of water partly enclosed by land
6
Half of the Earth
9
Landform where river meets the sea
10
Largest river in South America
12
Flat grassland in tropical regions
13
Large area covered with trees
14
Deep narrow valley with steep sides
15
Visual representation of an area
Down
2
Flat elevated area of land
3
Chain or group of islands
4
Vast body of salt water
7
Height above sea level
8
Large natural stream of water
11
Largest hot desert in the world