Across
1
Piece of land jutting into the sea
3
Height above sea level
4
Landform where river meets the sea
5
Large natural elevation of earth
7
Distance east or west of prime meridian
9
Deep narrow valley with steep sides
Down
2
Region surrounding the North Pole
3
Chain or group of islands
6
Area where water covers the soil
8
Largest river in South America
10
Wearing away of land by water or wind
11
Flat elevated area of land
12
Raised area of land, smaller than a mountain