Topographic map of the eastern part of Ismeniae Fossae
Topographic map of the eastern part of Ismeniae Fossae
Topographic map of the eastern part of Ismeniae Fossae, in the transition zone from the southern highlands to the northern lowlands of Mars. The main valley of Ismeniae Fossa forms the southeastern boundary of an impact basin more than 400 kilometres in diameter that has been almost completely levelled by erosion.
