A network of rills with an appearance similar to riverine features on the Earth
Scablands similar to canyonlands carved by flash floods on the Earth
Gullies on the side of a crater in southern Noachis Terra indicating possible recent water erosion
(Malin Space Science Systems, MGS, JPL, NASA, apod000623)
Gully erosion on crater walls at 42S, 158W
(Malin Space Science Systems, MGS, JPL, NASA, apod021024)
Gully erosion on crater walls at 39S, 166W
(MSSS, MGS, JPL, NASA, apod030205)
Gullies in snow covered crater
(P. Christensen (ASU), THEMIS, Mars Odyssey, NASA, apod030221)
Fingers of light-colored volcanic ash surrounded by dark sands
(THEMIS, Mars Odyssey Team, ASU, JPL, NASA, apod020513)
Cliffs and buttes resistant to erosion in northern Sinus Meridiani (2.3N, 353.6W)
Three views of heavily weathered terrain in crater in western Arabia Terra.
Presumably caused by wind erosion of sediments laid down by unknown means.
Detailed view of similar weathering in Candor Chasma, a part of Valles Marineris
(Malin Space Science Systems, MGS, JPL, NASA, apod001205)
Heavily eroded mesa in Cydonia, notoriously known as the "face" on Mars.
(Malin Space Science Systems, MGS, JPL, NASA, apod010528)