A Complex Valley Network Near Idaeus Fossae

Many valleys occur all over Mars that reveal an extensive ancient history of liquid water erosion. This image from NASA Mars Reconnaissance Orbiter shows a complex valley network near Idaeus Fossae.

Many valleys occur all over Mars that reveal an extensive ancient history of liquid water erosion. This image from NASA Mars Reconnaissance Orbiter shows a complex valley network near Idaeus Fossae.

MarsMars Reconnaissance Orbiter MRO