Here you go:
The Lightning Scarred Planet Mars
https://www.youtube.com/watch?v=tRV1e5_tB6Y&list=PLwOAYhBuU3UfvhvcT1lZA6KbSdh0K2EpH&index=4
OK, I admit I didn’t watch the full one hour, twenty-three minutes and fifty seconds of the video at that link.
But i got the gist of it.
Thank you. I was just about to bring up the Electric Universe theory, regarding the inexplicable features on Mars. Valles Marineris is five miles deep, and over three thousand miles long. It's the largest feature of its kind in the solar system, and cannot be explained using standard models of geology or cosmology.
Watch this video for the best explanation to date, of how it was formed: