Just in case you haven’t heard, Long Way Up is the third installment in Ewan McGregor’s and Charlie Boorman’s trilogy of long-distance motorcycle adventure rides.

What makes this one so special, though, is that the duo set out on a pair of Harley-Davidson LiveWire electric motorcycles, attempting to cover 15,000 miles (25,000 km) of incredibly remote terrain from the southern tip of Argentina all the way to Los Angeles.

[Author’s Note: There are no major spoilers here; you’re safe to keep reading.].