High Quality Content by WIKIPEDIA articles! The Australian island state of Tasmania has a diverse range of geography but a prominent feature is the mountains of the island. Overall Tasmania is comparatively low-lying with the highest point at 1614 metres (5500 feet). Tasmania has ten peaks over the height of 1500 metres (4921 feet), however with 30 peaks higher than 1200 metres it is one of the most mountainous islands in the world, and Tasmania is Australia`s most mountainous state, with no truly flat terrain.