Olympus Mons

volcano on the planet Mars
Olympus Mons

Olympus Mons is a shield volcano on Mars. It is the tallest volcano, and mountain, in the solar system.


Olympus Mons is 27 km (17 mi) high.[1] This is three times taller than the highest mountain on Earth, Mount Everest.


  1. "What are the highest and lowest points on the surface of Mars". NASA. Retrieved 2009-05-17.