Sound design and mixing that pull together sound for the six-part series which was created on three continents.

Sound design: Cliff Jones

Client: Dangerous Films

How it was done: Actor Gary Sinise's narration of the programme was recorded in LA. Mixer Cliff Jones worked in a Fairlight suite in Sydney. Each episode took two days to complete with final mixing done by 9am then delivered for review by Discovery US.

Watch it: In September on the Discovery Channel.