Across
1
City that is seat of government
4
Largest hot desert in the world
5
Steep rock face at edge of land
6
Largest river in South America
8
Largest ocean on Earth
9
Flat elevated area of land
11
Wearing away of land by water or wind
12
Distance east or west of prime meridian
Down
1
One of seven major landmasses
2
Piece of land jutting into the sea
3
Where river meets the sea
7
Mountain that can erupt with lava
10
Land surrounded by water on three sides
13
Flat grassland in tropical regions
14
Large body of water partly enclosed by land