The web-like features are believed to be sculpted by ancient groundwater, offering new clues about the Red Planet's watery past.

Curiosity rover finds clues to Mars' watery past in rocky 'spiderwebs'

Source: space
Source Link: https://www.space.com/space-exploration/mars-rovers/curiosity-rover-finds-clues-to-mars-watery-past-in-rocky-spiderwebs