| 100% | CONGO | 5 | River more than 2,700 miles long that crosses the Equator twice |
| 45% | AAR | 3 | 183 mile long Swiss river that rises in the Bernese Alps and has more than 40 hydroelectric plants along its length |
| 44% | CHILE | 5 | Country that's more than 2,600 miles long |
| 35% | SIRET | 5 | 402 mile long Romanian river that meets the Danube at Galati |
| 35% | SOR | 3 | 30 mile long river that's the only salmon river in Galicia |
| 34% | ASIA | 4 | Its southernmost point, Pamana Island, is more than 750 miles below the Equator |
| 34% | ORB | 3 | Beziers' 84 mile long river that flows into the Mediterranean at Valras-Plage |
| 34% | AVE | 3 | 52 mile long Portuguese river that flows into the Atlantic at Vila do Conde |
| 33% | EBRO | 4 | 580 mile long river which is the longest that lies entirely within the nation of Spain |
| 32% | TOA | 3 | 81 mile long Cuban river, located mostly in Guantanamo Province, that enters the Caribbean just north of Baracoa |
| 31% | SIBERIA | 7 | Home of the 2,700-mile-long Lena River |
| 29% | NILE | 4 | River with the most miles |
| 28% | SEALEVEL | 8 | Baseline that the "Mile High City" is a mile higher than: 2 wds. |
| 28% | LENA | 4 | 2,700-mile-long Russian river |
| 28% | ANGELSHARK | 10 | One of the rarest creatures, that looks more like a Manta Ray than a Great White, now critically endangered due to fishing: 2 wds. |
| 28% | VOLGA | 5 | Long Russian river that starts in the Moscow hills |
| 28% | MEKONG | 6 | River that forms much of the Laos/Thailand border |
| 27% | BURJ | 4 | ___ Khalifa (Dubai skyscraper that's more than 2,700 feet tall) |
| 27% | XXXXXX | 6 | River that the Oregon Trail follows for over 600 miles |
| 27% | DIAMETER | 8 | That of The General Grant is more than 40 ft. |
| 27% | VOLGA | 5 | Longest river in Europe that flows into the Caspian Sea |
| 27% | ERIE | 4 | Canal that parallels much of the Mohawk River |
| 27% | CANADA | 6 | Country whose border with the U.S. is more than five thousand miles long |
| 27% | TAMAR | 5 | River that forms most of the border between Cornwall and Devon |
| 27% | EON | 3 | Time span that's much longer than an era |
| 27% | DEADHEAT | 8 | Race outcome when more than one runner finishes at the same time: 2 wds. |
| 27% | ELS | 3 | 24 mile long river and tributary of the Streu in the Rhon Mountains, Bavaria |
| 27% | YIN | 3 | 620 mile long mountain range that forms the southeastern edge of the Gobi Desert |
| 27% | RIOGRANDE | 9 | River that flows from Colorado to the Gulf of Mexico: 2 wds. |
| 26% | URANUS | 6 | Planet that's more distant from the Sun than Saturn |