| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| The waters of this "black river" of Argentina flow 400 miles through northern Patagonia & empty into the Atlantic | the Rio Negro | $1,600 | DJ | CRY ME A WORLD RIVER | 2017-03-16 | #7489 | |
| The shores of this "Black River", a tributary of the Amazon, are almost free of insects | the Rio Negro | $400 | DJ | LAKES & RIVERS | 1986-05-12 | #436 |