The Amazing Race

Eleven memorable teams return for another shot at the $1 million prize; one team doesn't make it to the starting line.

Mallory and Mark struggle with communication and a major mistake puts them in jeopardy.

The teams face rapids in the Malaysian jungle on homemade rafts; a team fights to stay in the running after taxicab trouble.

A racer pours blood and tears into a roadblock; a particularly difficult detour makes a racer melt down.

Teams face struggles as they go fishing for their next clue in Sri Lanka.

The racers are drained by an exhausting roadblock; a footrace to a pit stop.

The racers square off with Roman gladiators in a medieval detour; three teams make a deal in hope of avoiding elimination.

Six teams encounter a double U-turn; one team considers a major decision.

Tension rises as the finish line gets closer; three teams form an alliance.

A double U-turn in Spain threatens the alliance; one team's future is put at risk by a possibly game-changing injury.

The final four teams have a once-in-a-lifetime experience in Liverpool, England; a misinterpretation puts one team in jeopardy.

The teams race through Las Vegas, where they face a final challenge designed by magician David Copperfield.