Question: where does the ohio river join the mississippi river
Answer: Cairo; Cairo, Egypt; United States of America; U.S.A.; the USA; the United States; U. S. A.; USA; US of A; the US; United States; U. S.; U.S.; America; the United States of America; US; Illinois; The Land of Lincoln; IL; Ill.; Prairie State; Land of Lincoln; State of Illinois; Illinois, United States; Ills.; The Prairie State