Of course, “very young” is a relative term: the flood that carved the channel took place millions, perhaps tens of millions of years ago. Erosion has dug into the upstream sides of the high-standing parts of the landscape and produced boat-like tails on the downstream side.
Dark
Light
This image is of the upper part of Athabasca Valles, a very young flood channel on Mars that might have been carved by a flood of lava instead of a flood of water.
Image: NASA/JPL/University of Arizona https://www.uahirise.org/hipod/ESP_065903_1895
Related Posts
A Lonely Mound in Chryse Planitia
A simple proposition: to compare and contrast this pitted mound that is similar in appearance to those in Utopia Planitia, but rarely observed here in Chryse Planitia.
Lovely Layers
Arabia Terra is one of our favorite regions to image, mainly due to the diversity and beauty of its layered deposits.
A Crater Wall in Ulysses Patera
The Ulysses Patera wall is exposed/impacted by the impact crater just to the north of it.
Touring a Dusty Region
Dusty regions on Mars are often considered to look boring in HiRISE images because the dust obscures surface features.