Towering and Wide: A Volcano Like No Other Unlike the sharp, steep volcanoes often seen on Earth, Olympus Mons belongs to a category called shield volcanoes, which form through the steady outflow of ...

On some Mars images, Olympus Mons does not look dramatic at first glance. It sits there quietly, a wide pale rise against rust coloured plains. No sharp peak. No obvious violence. Only when scale is ...