| Difficulté | Villes | Cours d'eau | % Correct |
|---|---|---|---|
| Moyen | Niamey - Bamako - Onitsha | Niger | 96%
|
| Facile | Phnom Penh - Vientiane - Luang Prabang | Mékong | 92%
|
| Facile | Turin - Crémone - Plaisance | Pô | 92%
|
| Facile | Bagdad - Bassorah - Mossoul | Tigre | 88%
|
| Facile | Varsovie - Cracovie - Plock | Vistule | 81%
|
| Facile | Laredo - El Paso - Albuquerque | Rio Grande | 73%
|
| Moyen | Saratov - Tolyatti - Samara | Volga | 73%
|
| Difficile | Heihe - Khabarovsk - Komsomolsk | Amour | 42%
|
| Moyen | Sukkur - Hyderabad - Dera Ismail Khan | Indus | 42%
|
| Difficile | Little Rock - Tulsa - Wichita | Arkansas | 35%
|
| Difficle | Guwahati - Tezpur - Sirajganj | Brahmapoutre | 23%
|
| Difficile | Babruysk - Byerazino - Barysaw | Bérézina | 12%
|
| Moyen | Ciudad Bolivar - Ciudad Guayana - Puerto Ayacucho | Orénoque | 12%
|
| Moyen | Portland - Vancouver - Kennewick | Columbia | 4%
|
| Difficile | Nakhon Sawan - Ayutthaya - Bangkok | Chao Phraya | 0%
|