On the planets of the solar system full of mountains, rivers and faults. Below are photos of Olympus Mons on Mars, which is the highest mountain in the Solar System. At its core, Olympus — is an extinct volcano, the height of 21.2 km, a width of 540 km and a depth of 3 km of the crater. The whole area of Mount Olympus can not be seen from the surface of Mars, Olympus is so huge. Scientists suggest that the age of Olympus more than 2 million years.