Across
1
Ridge of rock or coral near the surface
4
Region between the two tropic lines
6
Goods sold to another country
7
Flat grassland in tropical regions
8
One of seven major landmasses
12
Piece of land jutting into the sea
Down
2
Largest hot desert in the world
3
Dry land with little rainfall
5
Land surrounded by water
9
Low area between mountains
10
Large natural elevation of earth
11
Narrow sea inlet between cliffs