Heather Ewart heads into silo country on a journey through Victoria's Wimmera. Meet the hard-working and humble people of Rupanyup and Minyip, whose fighting spirit and hard work ensure their future is full of opportunities.

Heather Ewart travels to Strahan in Tasmania, a tiny coastal community in one of the oldest and most spectacular wilderness landscapes, a place of world heritage beauty and an open library of stories. (Season Final)

As the ABC celebrates its 90th year, Heather Ewart takes a look at the evolution of the great Australian road trip, and revisits some of the very best she's taken on Back Roads.