Geology is such a precise science and completely verifiable. At least the rocks that exist are verifiable that they exist. Geologists have a theory about matters that have happened on Mars.
Geologists think Valles Marineris began to open along
geological faults about 3.5 billion years ago."
This documentary tells it how it is on Mars with demonstrable proof that this is so, when tested on Earth. Mars has no water, just scars—lightning scars!