Travel from the resort town of Port Douglas through the Atherton Tablelands to the outback to see the world's longest lava tubes at Undara Volcanic National Park. Drive north from Port Douglas towards Mossman and turn left onto the Rex Range Road to access the Atherton Tablelands. At the top turn left onto the Kennedy Highway and drive through Mount Molloy. The Mareeba Wetlands Nature Reserve at Biboohra, 10 kilometres before Mareeba, has tours of the wetlands and accommodation. Continue from Mareeba through Atherton to the Mt Hypipamee National Park and the Crater, a huge volcanic vent.\n\nNext is Ravenshoe, Queensland's highest town, and then Innot Hot Springs, a natural mineral spring. Sit in the the sandy creek and enjoy the hot water or stay at Innot Hot Springs Leisure and Health Park to experience their seven pools, each with different temperatures. Follow the Kennedy Highway to Mount Garnet and drive through the Forty Mile Scrub National Park. Turn right onto the Gulf Development Road to join the Savannah Way. The turn-off to Undara is 18 kilometres along the road and goes through Whitewater Station on a sealed road for 14 kilometres to Undara Lava Lodge.