The most impressive thing about the film is that it is stunningly beautiful. In spite of the fact that Alizé was seriously seasick for about half the passage and this is her first feature-length film, her camera work is exceptional. Somehow she has no trouble getting big waves to look big in pix (a trick I’ve never mastered), and she has a very nuanced eye when it comes to depicting life onboard.

In the realm of environmental activism, innovation often springs from the simplest ideas. Samuel McLennan, the founder of Project Interrupt, epitomises this ethos. His ambitious project involves sailing a raft up the coast of Australia, constructed entirely from waste materials collected from Tasmania's shores.

This short documentary features more wooden boats than you would see in a year, here in Australia, but that’s not what its about.