Example of basin features
![](https://cdn.sci.esa.int/documents/33745/35367/1567213751737-Example_of_basin_features_625.jpg)
Date: 27 February 2019
Copyright: NASA/JPL-Caltech/MSSS
Example of features identified in a deep basin on Mars that show it was influenced by groundwater billions of years ago.
Click here for annotated version and more information.
Last Update: 1 September 2019