Across
1
Ridge of rock or coral near the surface
3
Mountain that can erupt with lava
5
Large slow-moving mass of ice
6
Line dividing two countries
7
Distance north or south of equator
11
Flat elevated area of land
Down
2
Chain or group of islands
4
Piece of land jutting into the sea
8
Land surrounded by water
9
Imaginary line around the middle of Earth
10
City that is seat of government
12
Visual representation of an area