1.  Mars is the most Earth-like of the five terrestrial planets and will be the \

2.  Mars is the most Earth-like of the five terrestrial planets and will be the \

3.  Humans will visit Mars not only because it is the only other planet with reasonable surface conditions, but for the potential of what it might become in the much more distant future another home for people.

4.  After the vocation, I will visit libraries, museums and places of interests to know more about the world outside the ivory tower .

5.  Thirdly, I will visit my friends and relatives.