The teams enter south east Asia, starting the third leg from Vietnamese capital Hanoi. They must race over 2,000km through Vietnam and into the Kingdom of Cambodia to reach Phnom Penh.

The third series of Race Across the World reaches its epic climax as the pairs complete their gruelling journey across Canada. Which team will triumph?

Twelve minutes is all that separates the first two teams as they embark on the final leg of their Race Across the World from Jakarta to Lombok.

In the sixth leg of the race, the pairs must brush up on their language skills, as the next stop is in Quebec. To get there, the teams must navigate Canada’s most densely inhabited region.

41 days since the start on Canada's Pacific coast, the teams now have the Atlantic within their reach, lapping the shores of the seventh checkpoint at the seaside town of Liverpool, Nova Scotia.

The teams head for the fourth checkpoint, the remote outpost of Churchill, on Hudson Bay. The only transport is a twice-weekly train, and they have just three days to catch it.

Five teams set off from Vancouver on a race across Canada. Without smartphones, internet access or credit cards, they will need plenty of ingenuity to make it to the finish line in Newfoundland.

The five pairs leave Dawson City and head south to the third checkpoint, the Rocky Mountain resort town of Banff. This time, the team arriving in last place will be eliminated from the race.

The race to Lombok is well underway and less than five hours separate the teams. Leaving Nara City, they must cross their first border into South Korea to reach the second checkpoint in Sokcho.

The teams are starting from the third checkpoint in Phnom Penh, Cambodia, and must travel 1,400 kilometres through Thailand, one of the most visited countries in the world.

The teams must navigate the full length of Thailand to reach the next checkpoint - Koh Phi Phi - an archipelago of islands immortalised by the Hollywood blockbuster movie The Beach.

After the tranquillity of the islands of Koh Phi Phi, the teams now face a giant leap into the unknown, leaving Thailand behind to embark on a 2000km journey to the Indonesian island of Sumatra.

The teams must travel through the populous Indonesian island of Sumatra, where they will endure an ad-hoc transport system, limited accommodation options and virtually zero English spoken.

After journeying through China and Nepal, the teams have reached northern India. Ahead of them is a journey of 1,500km north west of Varanasi to the fifth checkpoint, McLeod Ganj.

The race to St John’s continues as the five teams leave Haida Gwaii and head into the heart of the Yukon towards the second checkpoint, the former gold rush boom town Dawson City.

The teams head for Lake Huron, a 3,000-kilometre journey, but the pairs only have one way out of Churchill – a noisy overnight train south.

Five intrepid duos are tasked with undertaking the trip of a lifetime, racing over 14,000km across the world’s largest continent, Asia, taking in three of its nations – China, Nepal and India.

Six months after undertaking the race of a lifetime, the five intrepid pairs meet for the first time since returning home in this reunion episode.

With over two thirds of the race completed, and almost 10,000km travelled, four teams have successfully made it to the fifth checkpoint, McLeod Ganj.

In the penultimate episode, the finish line is in sight for the four remaining teams, who need to reach the seventh checkpoint - Panaji, the tiny capital of India’s smallest state, Goa.

With a thrilling third series of the Bafta-winning adventure now over, our five pairs meet up again to reflect on the adventure of a lifetime. Season Finale

The teams race to reach the second checkpoint – Sanya, one of China's most southerly cities. As well as choosing the best route to get there, they have a typhoon to contend with.

After reaching Shangri-La in China, the teams discover where they’re headed next – one of the world’s oldest living cities, Varanasi.

The five pairs are challenged to race from the island checkpoint of Sanya to the mysterious Shangri-La – a city sitting on the edge of the Tibetan plateau towards the foothills of the Himalayas.

After racing nearly 13,000 kilometres over seven weeks through China, Nepal and India, the four teams are about to embark on the final leg of the race.