Across
1
Piece of land jutting into the sea
4
Imaginary line around the middle of Earth
5
Dry land with little rainfall
6
Chain or group of islands
11
Steep rock face at edge of land
Down
2
Wearing away of land by water or wind
3
Region between the two tropic lines
7
Deep narrow valley with steep sides
8
Low-lying land surrounded by higher ground
9
Distance north or south of equator
10
Ocean between Americas and Europe/Africa
12
Vast body of salt water
13
Largest ocean on Earth