Across
1
Steep rock face at edge of land
3
Distance east or west of prime meridian
4
Where river meets the sea
6
Dry land with little rainfall
10
Wearing away of land by water or wind
11
Low-lying land surrounded by higher ground
Down
1
Deep narrow valley with steep sides
2
Large area covered with trees
5
Ocean between Americas and Europe/Africa
7
Area where water covers the soil
8
Ridge of rock or coral near the surface
9
Large natural elevation of earth