The new teams, made up of five Australian teams and five New Zealand teams, begin their journey at the Uluru-Kata Tjuta National Park.

After a relaxing night's rest, the teams travel from New Zealand to Siem Reap in northwestern Cambodia.

The remaining teams make their way from Cambodia to Thailand on foot and then have to deal with a long bus ride to get to their destination.

The remaining teams make their way to Namibia in Africa and come face to face with the local wildlife. Tension is running high and threatens to turn physical between Kiwis Jono and Johnny.

Teams are heading for a culture shock when they hit the freezing temperatures of St Petersburg Russia. A task to re-code naval flag signals divides alliances.

With no rest, teams are still racing and heading for central Russia; after a long train trip, they face a nation vs. nation challenge; teams from the losing nation face the prospect of elimination.

Teams travel to Lisbon, Portugal where they are put through the basics of singing, counting and reading detail in their clues; newlyweds Ashleigh and Jarrod face the biggest test of their relationship.

From Portugal, the teams travel to Croatia and the old city of Dubrovnik where they have trouble negotiating the old cobbled streets. In tests of strength and endurance, only those with focus will achieve.

The teams race across Buenos Aires, Argentina; the teams must tackle preparing a horse for a polo match, tango dancing and locating the city's icons.

In the final leg, three Australian teams fly to Los Angeles to battle it out for the chance to win $250,000.

Leg 9 (Zimbabwe → Malawi). Five teams remain, as they make their way through Malawi and get closer to the winning prize of $250,000. If you can shell peanuts, mould bricks or sew shirts, then this is your leg of the race!

Leg 10 (Malawi). Would you rather spend the day doing laundry by hand or sorting through different species of fish? And what if that decision could cost you $250,000?

Leg 11 (Malawi → Thailand). The final four teams make their way to Thailand. Teams are faced with their toughest eating challenge yet, with every contestant having to take part in order to get their next clue.

Leg 12 (Thailand → Australia).

The remaining teams are forced to take on a driving test on the chaotic streets of of Jaipur, India. A run-in with workmates Paul and Steve sees engaged couple Kym and Donna left reeling. An old abyrinthine step-well could prove to be the undoing of one of the teams.

The teams have to race through the deserts of Dubai but getting from A to B could prove to be their greatest challenge yet. After one team is arrested, the idea of making it to the pit stop seems a long way off.

Our celebrities will experience the real Africa when they head into the Cradle of Humankind. One wrong move puts a fan favourite team in danger of elimination.

The Amazing Race Australia continues as the six remaining celebrity teams travel to the Namib Desert in Namibia. They race through the unforgiving desert terrain, one mistake could cost a team the race.

At the start of the day, the teams are left speechless when Beau reveals a shock twist that will change the state of play for the entire race.

The race accelerates to new heights when the teams must attempt an epic underwater helicopter escape challenge in one of the most terrifying tests of the race so far.

A detour has the teams explore the historic German town of Hahndorf as they must choose between slap or snag in a hilarious Bavarian bonanza.

Seeking help from the locals for an iconic outback challenge, the Dunny Derby, their newfound friends must take their place on the 'throne' for a race across town.

Leg 3 (South Korea → Vietnam). Teams must head to a local puppet theatre to get their clues for the next destination before having to undertake an eating challenge which is not for the faint hearted.

The race is about to set off! Fourteen teams will criss-cross the nation taking part in heart-stopping and stomach-churning challenges, all with their eyes on the $250,000 prize.

They might be in a tropical island paradise but it's not all sunshine and rainbows as the teams' endurance is put to the test in an epic challenge of strength and resilience on a barge off the shore.