Across
1
Large natural stream of water
3
Piece of land jutting into the sea
4
Half of the Earth
5
Where river meets the sea
6
Deep narrow valley with steep sides
Down
2
Distance east or west of prime meridian
3
Long-term weather patterns of an area
7
Low-lying land surrounded by higher ground
8
Wearing away of land by water or wind
9
Chain or group of islands