The Amazing Race 23 is the twenty-third installment of the American reality television show The Amazing Race. It featured eleven teams of two competing in a race around the world for a US$1 million grand prize. The season premiered on CBS on September 29, 2013, and the two-hour season finale aired on December 8, 2013. Dating couple Jason Case and Amy Diaz were the winners of this season, while exes Tim Sweeney and Marie Mazzocchi finished in second place, and married doctors Travis and Nicole Jasper finished in third.