Across
1
Large area covered with trees
3
Piece of land jutting into the sea
5
Land surrounded by water on three sides
9
Large body of water partly enclosed by land
10
Mountain that can erupt with lava
13
Deep narrow valley with steep sides
Down
1
Narrow sea inlet between cliffs
2
Dry land with little rainfall
4
Wearing away of land by water or wind
6
Largest river in South America
7
Height above sea level
8
Seasonal heavy rainfall
11
Cold treeless Arctic plain
12
Large natural stream of water