Nile; Amazon; Yangtse; Mississippi-Missouri; Mekong; Congo; Amur.... There are more to choose from
The Mississippi, Colorado, Missouri, Idaho and Delaware.
The Volga, 2294 miles long
The two longest rivers in the U.S. - Mississippi - Missouri 3,902 miles Yukon -1,980 miles
1000/25 = 40 hours.
Beringia was 18 miles long and 1000 miles wide.
Nile 4,135 miles Amazon 3,980 miles Yangtze 3,917 miles
1000 divided by 80 = 12.5Hrs
Time = Distance/Speed = 1000 miles /70 mph = 14.286 hours
The River Severn in England, UK is 220 miles long.
Ishikari 167 miles long. Teshio 159 miles long. Tokachi 97 miles long. Kushiro 96 m,iles long. Ubari 85 miles long
The Mississippi Rivers is about 2, 340 miles long, the second longest river in the United States. 2,320 miles
About 1000 miles in length