The teams discover they are headed to Varanasi, one of the world's oldest living cities - and with one pair almost 24 hours in front, the others are desperate to close the gap. The journey takes the competitors through three countries - China, Nepal and India - and with the mighty Himalayas in their way, they are required to fly to Kathmandu to continue the race.

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.