Overland Track Tasmania Stock Photos. Fiona Harding has just published a new set of Overland Track Tasmania stock images.Hiking the overland track in Tasmania which stretches for over 75kilometers from Ronny Creek in the Cradle Valley and finishes at Lake St Clair is a must do if you a visiting Tasmania. This once in a lifetime experience takes you thought some of the wildest and most diverse countryside that Australia has to offer. As part of the Tasmania Wilderness World Heritage Area which was declared in 1982, a maximum of 60 walkers in various groups are permitted to leave each day, weather permitting.View more stock photography by Fiona Harding here.