ET has the details...

Ready, set, go: The new season of "The Amazing Race" is ready to spring off the starting block for a globe-trotting adventure!

From frat boys to hippies -- take a look at the all-new teams facing off this year!

Terence Gerchberg, running coach, 35; Sarah Leshner, investment analyst, 31 (newly dating)
Marisa Axelrod, student, 22; Brooke Jackson, graphic designer, 24 (Southern belle best friends)
Andrew Lappitt, student, 22; Dan Honig, hotel manager trainee, 23 (fraternity brothers)
Aja Benton, aspiring actress, 25; Ty White, banker, 25 (dating long distance)
Mark Yturralde, Comic-Con treasurer, 41; Bill Kahler, student aid administrator, 42 (best friends)
Toni Imbimbo, accounting consultant, 51; Dallas Imbimbo, student, 22 (mother and son)
Nick Spangler, actor, 22; Starr Spangler, former NFL cheerleader, 21 (brother and sister)
Anita Jones, retired paralegal, 63; Arthur Jones, playground maintenance, 61 (married beekeepers)
Kelly Crabb, sales representative, 26; Christy Cook, business developer, 26 (divorcees -- and best friends)
Ken Greene, home builder and ex-NFL player, 51; Tina Greene, president of BioParmMed, 48 (separated)
Anthony Marotta, mortgage broker, 32; Stephanie Kacandes, financial saleswoman, 32 (dating)

The 11 teams will travel over 30,000 miles, spanning five continents in 23 days, all starting from the world-famous L.A. Memorial Coliseum.

Premieres Sunday, Sept. 28 at 8:00 ET/PT on CBS.