Across
1
Large natural stream of water
4
Distance east or west of prime meridian
7
Large slow-moving mass of ice
9
Low-lying land surrounded by higher ground
11
Largest hot desert in the world
12
Region near the equator
Down
2
City that is seat of government
3
Piece of land jutting into the sea
5
Land surrounded by water
6
Low area between mountains
8
Large area covered with trees
10
One of seven major landmasses