Quote Originally Posted by McLeodGanja
There are 7 caves on/in Mars they say, maybe there is an underworld civilisation inhabited by primitive sea creatures. For all we know that could be the first being from there to set foot on the surface of Mars, we could be witnessing the dawn of a new evolutionary stage in the solar system.
Well, you have me there...

If it is the first of their kind to set foot on the surface, he probably reported back that the surface is inhabited by Mars Rovers.