| Title | Season 21 |
|---|---|
| Genres | Reality |
| Air Date | 2012-09-30 |
| Episode Runtime | 00 Hours 42 Minutes |
| Season Number | 21 |
| Episode Count On Season 21 | 11 |
| Production Companies | Worldrace Productions, Neue Vitaskop Film, ABC Studios, Jerry Bruckheimer Television, CBS Productions, CBS Studios, ABC Signature, Touchstone Television |
