Across
1
One of seven major landmasses
4
Largest hot desert in the world
7
Piece of land jutting into the sea
9
Low area between mountains
10
Ocean between Americas and Europe/Africa
11
Dry land with little rainfall
12
Wearing away of land by water or wind
Down
2
Chain or group of islands
3
Body of water surrounded by land
5
Total number of people in an area
6
Large natural elevation of earth
8
Height above sea level
13
Imaginary line around the middle of Earth