just one final touch. i'm ready for my ascent into martian land. i'm a little bit scared too! laughter how's this? laughter our aim is to get to ariz, our base, where we will be spending the night. it's anticipated that the first colonists to mars will also have to live underground in caves or lava tubes to avoid interstellar radiation. and there's no time to waste on the experiments. ok, so i'm collecting some samples of the water that's trickling from above, it's really quite cool. so the guys have just made quite an interesting discovery. they've discovered a rock showing signs