Across
1
Land surrounded by water
4
Largest hot desert in the world
5
Body of water surrounded by land
6
Half of the Earth
7
Region between the two tropic lines
10
Low-lying land surrounded by higher ground
Down
2
Piece of land jutting into the sea
3
Large slow-moving mass of ice
4
Flat grassland in tropical regions
7
Cold treeless Arctic plain
8
One of seven major landmasses
9
Narrow sea inlet between cliffs
11
Chain or group of islands
12
Land surrounded by water on three sides