Across
1
Land surrounded by water on three sides
5
Ridge of rock or coral near the surface
9
Chain or group of islands
10
Large slow-moving mass of ice
Down
2
Imaginary line around the middle of Earth
3
Vast body of salt water
4
Visual representation of an area
6
City that is seat of government
7
Low-lying land surrounded by higher ground
8
Height above sea level