Across
1
Large natural stream of water
2
Deep narrow valley with steep sides
4
Region between the two tropic lines
5
Piece of land jutting into the sea
7
Raised area of land, smaller than a mountain
11
Body of water surrounded by land
12
Land surrounded by water on three sides
Down
2
City that is seat of government
3
Where river meets the sea
6
Narrow sea inlet between cliffs
8
Chain or group of islands
9
Half of the Earth
10
Distance north or south of equator