In a frenetic race across the world, travellers can choose any route they like - but no flights or phones are allowed. On the trip of a lifetime, which pair will finish first?
Episode 1
Season 4 • Episode 1
Episode 2
Season 4 • Episode 2
Episode 3
Season 4 • Episode 3
Episode 4
Season 4 • Episode 4
Episode 5
Season 4 • Episode 5
Episode 6
Season 4 • Episode 6
Episode 7
Season 4 • Episode 7
The Final
Season 4 • Episode 8
The Reunion
Season 4 • Episode 9
