An "All Star" edition, featuring teams from past seasons.

Ten remaining teams travel from Ecuador to Chile.

The Racers get testy and tempers flare as teams dash for the mat in a three-way fight to stay in the Race. Misread directions and hasty decisions cause critical errors as a lovable pair are eliminated.

Tight flight schedules and stolen taxis set the scene for a hectic race across Argentina. It's a mad dash to the finish line as a shocking elimination ends one team's Race dreams.

Tensions rise for the racers, as some teammates quarrel, some vent their frustrations with air travel, and others are ignored by locals altogether, as the race heads into Warsaw, Poland.

A risky flight connection proves disastrous for a former winning Team as they fall too far behind their competition. One Team yields another, inciting promises of payback from a strong Team.

High-speed car crashes, knocked-down doors and kung fu fighting are on the menu as Teams make their way to beautiful Hong Kong. The situation gets decidedly scarier for the final four.