Calydon fossa From Wikipedia, the free encyclopedia Valley in Valles Marineris on Mars The Calydon fossa is the valley in Valles Marineris on Mars. It is situated at 7°S 88°W. The fossa runs parallel to the equator and has width varying from 5 to 8 km in most places.[1] References ↑ "3D- Visualization of Mars Terrain using Mars Color Camera Images onboard MOM - ISRO". www.isro.gov.in. Archived from the original on 2016-10-16. Retrieved 2016-10-01. This article about geology, geography or other features of the planet Mars or its moons is a stub. You can help Wikipedia by expanding it.vte Related Articles