The Largest Waterfall in the Solar System | The Planets | Earth Science

Mars has signs of a waterfall up to four kilometres high, which makes it the largest known waterfall in the solar system. The Echus Chasma now serves as an arid reminder Mars was once a water planet.

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The Planets (2019)
This stunningly ambitious series brings to life the most memorable events in the history of the solar system, by using groundbreaking visual effects to tell the thrilling story of all eight planets. Transporting you to the surface of these dynamic worlds to witness the moments of high drama that shaped each one, The Planets reveals how the latest science allows us to unlock their past lives. It pieces together clues of magnificent lost waterfalls on Mars, the mass planetary migrations as they jostled for position early in their history, and even the distant fate of Saturn as one of its moons awakens to form a beautiful water world.

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