The longest cave river is in america.
Mammoth cave is underground in Kentucky (most of it is in Edmondson County) and it is centered around the Green River. It is the longest known cave system in the world.
The Nile River in Egypt is the longest river in the world.
The longest river in the world is the Nile river
mammoth cave if you researched how big mammoth cave is well i don't know how long but it is the longest in the world
No. Although the Murray River is the longest river in Australia, it is not the fourth longest river in the world.
Mammoth Cave
Mammoth Cave, Kentucky
The fourth longest river in the world is the Mississippi river.
Mammoth Cave in Kentucky is the world's longest known cave system. The Jewel Cave system near Custer, South Dakota is ranked as the second longest known cave system.
the Nile is the longest river
Egypt has the world's longest river, the Nile River.
False, The Longest River in the World is the River Nile.