Read the fucking scientific journal I linked, dumbass, and then you'll know how old the Niagara Falls are and how they were formed. Also, apparently you still don't fucking know what the Great Basin is. [[User:ActualSmartPerson|ActualSmartPerson]] ([[User talk:ActualSmartPerson|talk]]) 13:50, September 20, 2021 (EDT) | Read the fucking scientific journal I linked, dumbass, and then you'll know how old the Niagara Falls are and how they were formed. Also, apparently you still don't fucking know what the Great Basin is. [[User:ActualSmartPerson|ActualSmartPerson]] ([[User talk:ActualSmartPerson|talk]]) 13:50, September 20, 2021 (EDT) |