Across
1
Line dividing two countries
2
Tool for finding directions
6
Distance east or west of prime meridian
8
Ocean between Americas and Europe/Africa
12
Ridge of rock or coral near the surface
13
Largest hot desert in the world
Down
1
Low-lying land surrounded by higher ground
3
Large slow-moving mass of ice
4
Visual representation of an area
5
Low area between mountains
7
Mountain that can erupt with lava
9
Physical features of land
10
Cold treeless Arctic plain
11
Body of water surrounded by land