As departure day approaches, Ewan resurrects his old California police bike while Charley brings a 1970s rust heap back from the dead.

In a scary setback, Ewan's bike gives way from underneath him. A local Swedish biker club comes to the rescue. Then it's off to meet a mermaid.

Ewan and Charley wind their way through Norway's scenic roads and fjords, gobsmacked by Viking churches and ancient rock formations.

The guys temporarily ditch their bikes to fly to Svalbard, an archipelago in the Arctic where the effects of climate change are glaringly real.

Ewan and Charley meet a man with a fascinating connection to the Lapland forest in Finland and encounter two crazy motorsport events.