Some more of the 'tramlines' on mars ... a natural formation or a convoy of some kind of technology? It must be the former as 'there is no life on Mars' remember.
The bottom image is 'the best' ... as the 'rectangular objects' can clearly be seen on either side of a crater wall.
The bottom image is 'the best' ... as the 'rectangular objects' can clearly be seen on either side of a crater wall.