In a series first, 11 new teams of social media stars depart from their own homes all across the country and head for Mexico City, where they set off fireworks and dig deep at an archaeological Roadblock.
For the first time ever, the Race travels to Colombia, where Racers go mud-diving for emeralds in a volcano.
The race continues in Columbia, where claustrophobia could prevent a racer from going deep into the catacombs to retrieve their next clue.
A romance blossoms between two racers, and teams are caught in one of the largest-ever footraces to the mat for first place.
The Race reaches new heights as teams climb 15,000 feet in the French Alps, and one team may be in jeopardy of elimination after dropping their clue down a mountain.
For the first time, teams travel to Yerevan, Armenia, where an express pass is on the line for the winner of the leg.
Teams travel to the country of Georgia where they learn how to make a traditional candy and go deep into the trenches at an old Georgian winery.
Teams travel to Dubai where they race camels and swim with sharks.
In a tight race to the mat, teams row and swim to the Pit Stop located on a boat, where the losers walk the plank and are eliminated.
Racers embark on a gut wrenching, 40-foot plunge and teams make a difficult decision when faced with a double U-turn.
The final four teams race for a spot in the finale and a high-stakes foot race to the mat will mark the end of one more team's journey.
As the final three teams race from Shenzhen, China to Santa Barbara, California for the final leg of the Race, they face a gut-wrenching leap of faith: jump off a building more than 150 feet high and perform a harrowing task of synchronized mountaineering.