| Rang | Länge | Fluss | % Korrekt |
|---|---|---|---|
| 2. | 6'400 km | Amazonas | 100%
|
| 1. | 6'650 km | Nil | 100%
|
| 27. | 2'857 km | Donau | 96%
|
| 9. | 4'835 km | Kongo | 96%
|
| 4. | 6'051 km | Mississippi | 96%
|
| 17. | 3'530 km | Wolga | 93%
|
| 13. | 4'184 km | Niger | 89%
|
| 22. | 3'034 km | Rio Grande | 89%
|
| 3. | 6'380 km | Jangtsekiang | 86%
|
| 10. | 4'692 km | Lena | 86%
|
| 6. | 5'410 km | Ob | 86%
|
| 12. | 4'260 km | Mackenzie | 82%
|
| 30. | 2'574 km | Sambesi | 82%
|
| 7. | 5'052 km | Amur | 79%
|
| 8. | 4'845 km | Huáng Hé | 79%
|
| 5. | 5'540 km | Jenissei | 79%
|
| 14. | 3'998 km | Paraná | 79%
|
| 11. | 4'500 km | Mekong | 75%
|
| 15. | 3'672 km | Murray River | 75%
|
| 24. | 3'010 km | Orinoco | 75%
|
| 19. | 3'199 km | Rio São Francisco | 75%
|
| 16. | 3'596 km | Schatt al-Arab | 75%
|
| 20. | 3'185 km | Yukon River | 71%
|
| 28. | 2'743 km | Amudarja | 68%
|
| 23. | 3'019 km | Syrdarja | 68%
|
| 21. | 3'180 km | Indus | 64%
|
| 18. | 3'450 km | Meghna | 64%
|
| 29. | 2'671 km | Nelson River | 57%
|
| 26. | 2'930 km | Sankt-Lorenz-Strom | 57%
|
| 25. | 2'980 km | Saluen | 50%
|