CBS announced season 31 of "The Amazing Race" will premiere April 17^th and it's going to be the most special trek around the world yet! For the first time ever, 11 teams of racers, castaways and houseguests from  "The Amazing Race," "Survivor," and "Big Brother" will compete against each other in a reality showdown!

Phil Keoghan returns as host of "The Amazing Race" while the 11 teams compete for the $1 million prize on a 25,000+ mile journey around the world. It's not just the money on the line, it's also bragging rights for their respective shows.

Meet the teams competing in this ultimate reality showdown:

Art Velez (49) and John James "JJ" Carrell (49)

Friends from Temecula and San Marcos, Calif.

Previous season: The Amazing Race 20

Colin Guinn (38) and Christie Woods (40)

Life Partners from Austin, Texas

Previous season: The Amazing Race 5

Becca Droz (28) and Floyd Pierce (23)

Friends from Boulder and Highlands Ranch, Colo.

Previous season: The Amazing Race 29

Leo Temory (31) and Jamal Zadran (30)

Cousins from Pasadena, Calif. and Houston, Texas

Previous seasons: The Amazing Race 23 and The Amazing Race: All-Stars

Tyler Oakley (31) and Korey Kuhl (33)

Friends from Los Angeles and San Francisco

Previous season: The Amazing Race 28

Chris Hammons (40) and Bret Labelle (44)

Friends from Moore, Okla. and Dedham, Mass.

Previous season: Survivor: Millennials vs. Gen X

Corinne Kaplan (39) and Eliza Orlins (35)

Friends from Denver, Colo. and New York

Previous seasons: Survivor: Gabon and Survivor: Caramoan (Corinne); Survivor: Vanuatu and Survivor: Micronesia (Eliza)

Rupert (54) and Laura (49) Boneham

Married from Indianapolis, Ind.

Previous seasons: Survivor: Pearl Islands, Survivor: All-Stars, Survivor: Heroes vs. Villains, and Survivor: Blood vs. Water (Rupert); Survivor: Blood vs. Water (Laura)

Janelle Pierzina (38) and Britney Haynes (30)

Friends from Lakeville, Minn. and Tulsa, Okla.

Previous seasons: Big Brother 6, Big Brother All-Stars and Big Brother 14 (Janelle); Big Brother 12 and Big Brother 14 (Britney)

Rachel Reilly (34) and Elissa Slater (32)

Sisters from Van Nuys, Calif. and Las Vegas, Nev.

Previous Seasons: Big Brother 12, winner Big Brother 13, The Amazing Race 20 and The Amazing Race: All-Stars (Rachel); Big Brother 15 (Elissa)

Nicole Franzel (26) and Victor Arroyo (28)

Dating from Ubly, Mich.

Previous seasons: Big Brother 16, winner of Big Brother 18 (Nicole); Big Brother 18 (Victor)

"The Amazing Race" begins when season 31 premieres Wednesday, April 17 at 9pm ET on CBS.

Photo credit: Monty Brinton/CBS