See pic: Ophir Chasma from NASA's Mars Reconnaissance Orbiter!
Ophir Chasma forms the northern portion of the vast Mars canyon system Valles Marineris.
Nov 10, 2015, 19:02 PM IST
Ophir Chasma forms the northern portion of the vast Mars canyon system Valles Marineris.
Nov 10, 2015, 19:02 PM IST