横向
1
Region surrounding the North Pole
3
Distance east or west of prime meridian
4
Largest river in South America
7
Chain or group of islands
10
Piece of land jutting into the sea
11
Deep narrow valley with steep sides
纵向
1
Ocean between Americas and Europe/Africa
2
Large area covered with trees
5
Visual representation of an area
6
Largest ocean on Earth
8
One of seven major landmasses
9
Narrow sea inlet between cliffs
12
Where river meets the sea
13
Line dividing two countries