The final three teams sprint to the finish line in Portland, Ore. for a shot at $1 million.

A team makes a mistake that keeps them from joining the others at the finish line; a team struggles with Moscow's public transportation system.

A team's expensive purchase comes back to haunt them when they can't pay their taxi driver; a contestant awkwardly tries to fall in line.

Racers head to Kazakhstan, where they must deal with 30,000 chickens on their way to the pit stop; one team is eliminated.

One team becomes teary-eyed after dealing with a strict Indian shopkeeper and a crushing detour; another racer conducts an overly thorough search for a clue in a bird's home; one team... Full summary

A windstorm blows away one team's detour while racing through India; a budding romance between racers prompts teammates to question their focus; one team is eliminated.

One team winds up in trouble with the law; one racer has no trouble lying while standing in one of the most religious places on Earth; one team is eliminated.

One racer suffers an arm injury while negotiating a tricky detour; another team struggles to keep its relationship intact; one team is eliminated.

The teams take on a Bolivian wrestling group; an argument over a lost piece of clothing spills over into the course as two teams fight to avoid elimination; one team is eliminated.

Teams start to make simple mistakes, like misreading clues and blindly following the competition; one team is eliminated.