Across
1
Mountain that can erupt with lava
5
Low area between mountains
6
Where river meets the sea
8
One of seven major landmasses
9
Large natural elevation of earth
10
Height above sea level
Down
2
Cold treeless Arctic plain
3
Large natural stream of water
4
Large slow-moving mass of ice
7
Total number of people in an area
11
Visual representation of an area