Australia, Features, Online Subscription, Opinion Hidden treasure beneath our feet Staff WriterMay 10, 2017, 1:37 amNovember 20, 2018 Wherever you go in the world, roadsides are rarely pristine. Various detritus including bits of cardboard, dust, glass, grit, metal, … To access this post, you must purchase Individual Subscription or 30 Days Free Trial, If you have an existing subscription, please login here.