Across
1
Where river meets the sea
4
Goods sold to another country
6
Largest river in South America
7
Ocean between Americas and Europe/Africa
8
Largest hot desert in the world
Down
2
Low-lying land surrounded by higher ground
3
Piece of land jutting into the sea
5
Half of the Earth
9
Flat grassland in tropical regions
10
Visual representation of an area
11
Imaginary line around the middle of Earth