Across
1
Chain or group of islands
7
Flat elevated area of land
10
Area where water covers the soil
13
Large natural stream of water
Down
2
Low-lying land surrounded by higher ground
3
Mountain that can erupt with lava
4
Raised area of land, smaller than a mountain
5
Wearing away of land by water or wind
6
Imaginary line around the middle of Earth
8
Visual representation of an area
9
Seasonal heavy rainfall
11
City that is seat of government
12
Low area between mountains