Across
1
Region between the two tropic lines
4
Raised area of land, smaller than a mountain
6
Largest hot desert in the world
7
Landform where river meets the sea
8
Low-lying land surrounded by higher ground
9
Flat grassland in tropical regions
12
Land surrounded by water on three sides
13
Mountain that can erupt with lava
Down
2
Largest ocean on Earth
3
One of seven major landmasses
5
Ocean between Americas and Europe/Africa
10
Flat elevated area of land
11
Narrow sea inlet between cliffs