I loved that scene when the stranded astronaut saw the alien slavers lording over their slaves in a Martian mine. Or when they went up to the icy pole, that was pretty good too. Just a really good movie that I loved as a kid. Thanks for bringing it up.
A trail goes two ways and looks different in each direction - There is no such thing as a timid woodland creature - Whatever does not kill you leaves you a survivor - Jesus is NOT a bad word - MSB