Mar 06, 2021 · An elevated slab of land that Scientists say is a junction where ancient rivers once flowed into Jezero, a dried up lake bed. Image: NASA/JPL. Since landing on February 18th, Perseverance has beamed back thousands of images from most of its 19 on-board cameras, including a frame released Friday showing Jezero’s Delta, a target site for the rover to drive toward in the near future.