Africa
|
6,853
|
Nile
|
4,700
|
Congo
|
4,200
|
Niger
|
2,693
|
Zambezi
|
2,270
|
Ubangi
|
|
|
Asia
|
6,300
|
Yangtze
|
5,539
|
Yenisei
|
5,464
|
Yellow
|
5,410
|
Ob
|
4,444
|
Amur
|
|
Europe
|
3,645
|
Volga
|
2,888
|
Danube
|
2,248
|
Ural
|
2,287
|
Dnieper
|
1,870
|
Don
|
|
|
North America
|
6,275
|
Mississippi
|
4,241
|
Mackenzie
|
3,185
|
Yukon
|
3,058
|
St. Lawrence
|
3,057
|
Rio Grande
|
|
Oceania
|
3,672
|
Murray
|
1,600
|
Murrumbidgee
|
1,420
|
Cooper
|
1,400
|
Warburton
|
|
|
|
|
South America
|
6,992
|
Amazon
|
4,880
|
Paraná
|
3,650
|
Tocantins
|
3,380
|
Madeira
|
3,211
|
Purús
|
|
Good quiz anyway