Gina Rinehart - one the world's richest women - is about to realise a lifelong dream: to own and operate her very own iron-ore mine. Rinehart's life has been defined by huge success and the staggering speed at which she has accumulated her enormous wealth - but also by family feuds which have pitted generations of her family against each other. Mark Coles profiles the controversial Australian billionaire.

Producers: Ben Crighton and Chloe Hadjimatheou.