With the million-dollar prize on the line, Racers come face-to-face with Darth Vader, and Teams drop all pretense of friendliness after a cut in line cuts into another Team's time while an angry confrontation awaits another at the finish line.

The Final 4 teams struggle with the language barrier in Shanghai while sorting through hundreds of golden Buddhas and thousands of Chinese stamps in their pursuit for a spot in the Final 3.

After noodling their way through their first Roadblock, Teams are forced to complete a second Roadblock, and the fate of two Teams lies in the hands of confused cabbies.

Tempers and tensions flare when Racers place a target on one Team's back, and feuds come to a head when a U-turn comes into play.

Teams find that luck doesn't pick sides in a sweat-drenched test of endurance where they must choose to face a 153-step climb or take a 35-foot-high lesson in Chingay.

Teams take a stunning helicopter ride to a remote island paradise where they must race with a giant tortoise and search for a message in a bottle at the bottom of the sea.

Racers are less than bubbly after sprinting to the wrong Detour location, and one Racer tests the power of duct tape after their car becomes a casualty of the Race.

World War I reenactment - complete with air attacks, gunfire and explosions - tests the Racers' nerves, and one Team finds that their cocky attitude may cost them dearly when a Blind U-Turn comes into play.

Racers must navigate an unfamiliar and confusing train system without their teammates, take a dive over Hamburg and reunite for a nausea-inducing lesson in German gastronomy.

The nine remaining teams travel from Chile to Argentina, but one pair end up in an emergency room before they depart. In Argentina, the duos must rope a steer's horns and then choose between locating hidden treasure in a field or playing polo on a wooden horse.

Roadblock turns into a recipe for pain when one Racer encounters a moody cow, and things turn sour when a newly formed alliance rubs teams the wrong way.

Eleven Teams depart Los Angeles for Chile, where Racers find themselves dangling 120 feet in the air, battling exhaustion and their fear of heights in order to stay alive in the game, and one Team discovers that Brazilian currency will not get them very far in Chile.