Australia is a wild continent with some of the most intense weather on the planet. From massive bushfires to severe cyclones and devastating flooding; extreme weather is becoming part of our everyday lives. How do we take what we’ve learned from our past to better prepare and adapt for our future?

On a scratchy recording made in a Melbourne hotel room, a man admits to committing murder. But as journalist Alicia Bridges investigates the man on the tape known as Mr Big, she finds herself in a world of lies and subterfuge, where very few things are as they seem. The recording leads her deep inside an international controversy, to a world of secrets that powerful institutions don't want revealed.

Mr Big is the latest season of Unravel, the ABC's award-winning true crime podcast.

You can listen to the entire season now by searching for Unravel.

More information

Host and Reporter: Alicia Bridges

Supervising Producers: Yasmin Parry and Alex Mann

Producer and Researcher: Ayla Darling

Theme: Martin Peralta and Ashley Cadell

Sound Design: Hamish Camilleri

Executive Producer: Tim Roxburgh

Manager of Podcasts at ABC Audio Studios: Monique Bowley.

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Like so many children of divorce, Sam has pretty much always hated Christmas. Yet, year after year, the Melbourne transplant would return to Western Australia and face his family. Why did he think this year - with his new girlfriend in tow - would be any different?