Across
1
Narrow sea inlet between cliffs
3
Large natural elevation of earth
4
Region between the two tropic lines
5
Where river meets the sea
7
Distance north or south of equator
8
Largest hot desert in the world
9
Wearing away of land by water or wind
12
Land surrounded by water
13
Deep narrow valley with steep sides
Down
1
Large area covered with trees
2
Half of the Earth
6
Steep rock face at edge of land
10
One of seven major landmasses
11
Height above sea level