Across
1
Large natural stream of water
4
Where river meets the sea
5
Seasonal heavy rainfall
8
Piece of land jutting into the sea
9
Imaginary line around the middle of Earth
13
Distance east or west of prime meridian
Down
2
Line dividing two countries
3
Physical features of land
4
Goods sold to another country
6
Low-lying land surrounded by higher ground
7
One of seven major landmasses
10
Dry land with little rainfall
11
Flat elevated area of land
12
Large area covered with trees