| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| This river was the ancient boundary between Cisalpine Gaul & Italy | the Rubicon | $2,000 | DJ | "ON" THE END | 2009-06-12 | #5715 | |
| A famous crossing of this river took place in 49 B.C. | the Rubicon | $200 | J | "RU" SURE? | 2007-06-21 | #5259 | |
| By crossing this river in 49 B.C., Caesar violated Lex Cornelia Majestatis | the Rubicon | $200 | DJ | "R"IVERS | 1991-12-27 | #1690 |