An underground river and chemicals formed a kind of hole which later was Mammoth Cave.
Mammoth Cave is formed from Mississippian age limestone rock.
Mammoth Cave was formed by water erosion over millions of years.
Fallen boulders, calcite formations and sediment! Mammoth Cave is a karst cave; formed within limestone.
it was chemically formed
it is a 'karst' cave, i.e. formed by the action of water on limestone.
mammoth cave is a cave
Mammoth Cave Region
The mammoth cave was discovered yesterday.This is one huge, mammoth cave!The mammoth cave paintings were incredibly detailed.
Mammoth Cave is in Central Kentucky .Or more real , 1 Mammoth Cave entranceRd Mammoth Cave, KY 42259(270 758-2193.
Mammoth Cave is located in Cave City, Kentucky.
Mammoth Cave was formed when rain seeped through cracks in the ground to form underground rivers which etched paths in the limestone and made many crystal formations.