Blog7 I did go swimming under the Millaa Millaa waterfall and very refreshing it was too , the tree kangaroo did return and all who were camping on the site gathered to view it. From here we forged our way inland through Ravenshoe , stopping briefly to look at the Capella steam train and millstream falls , the widest in Australia , alas no swimming, then on to Undara national park , the leaflet looked promising , we would have the Undara Experience . About 190,000 years ago the Undara volcano erupted violently , its molten lava flowing quickly though the low points in the landscape, as the top layer cooled and formed a crust , the fiery magma below drained outwards leaving a series of long , dark , hollow tubes , it was these
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