Across
1
Where river meets the sea
3
Raised area of land, smaller than a mountain
5
One of seven major landmasses
6
Piece of land jutting into the sea
7
Mountain that can erupt with lava
8
Goods sold to another country
13
Deep narrow valley with steep sides
Down
2
Flat elevated area of land
4
Chain or group of islands
9
Largest ocean on Earth
10
Land surrounded by water
11
Large slow-moving mass of ice
12
Dry land with little rainfall