Phil Keoghan, Jeff Probst

Here's a surprise: CBS has renewed both Amazing Race and Survivor for the 2010-2011 season.

Jeff Probst offers glimpse of upcoming "Heroes vs. Villains" edition of Survivor

Survivor, hosted by Jeff Probst, will return with two more editions, making the competition series the longest-running reality show on broadcast television. The next edition, Survivor: Heroes vs. Villains will premiere on Thursday, Feb. 11 at 8/7c.

Meet the Amazing Race 16 cast

CBS, which announced the renewals Monday, also ordered a 17th installment of Amazing Race, the Emmy-winning reality series hosted by Phil Keoghan. Season 16 will debut on Sunday, Feb. 14 at 8/7c.