Station owners hosted scientists for decades at Nilpena, in South Australia, where excavations uncovered rare Ediacaran fossils, before selling the land to secure its future as a national park. 

The Great Australian Charity Cattle Drive has plenty in common with the droves of years gone by: it's about making sure people get fed. 

High school students are learning about animal care and possible careers as this region grapples with a shortage of vets.