Tharsis Montes Tharsis Montes The Tharsis Montes are three large shield volcanoes in the Tharsis region of the planet Mars. From north to south, the volcanoes are Ascraeus Mons, Pavonis Mons and Arsia Mons. Mons (plural "montes") is the Latin word for mountain; it is a descriptor term used in astrogeology for mountainous features in the Solar System. The three Tharsis Montes volcanoes are enormous by terrestrial standards, ranging in diameter from (Pavonis Mons) to (Arsia Mons). Ascraeus Mons is the tallest with a summit elevation of over , or base-to-peak. For comparison, the largest volcano on Earth, Mauna Loa in Hawaii,
Mount Olympus (Tasmania) the first work acquired by the gallery of an Australian-born artist. Another of Piguenit's Olympus paintings is held by the National Library of Australia. Nothofagus gunnii was first collected by Ronald Campbell Gunn in 1847 from Olympus. It is "Australia's only cold climate winter-deciduous tree", is found mainly in areas above 800 metres with rainfall of more than 1800mm, and is one of the plants that indicates Gondwana. Mount Olympus (Tasmania) Mount Olympus is a mountain in the Cradle Mountain-Lake St Clair National Park in Tasmania, Australia. It is the 24th highest mountain in Tasmania at above sea level and