Question 1:
1) The date of her journey is the tuesday 25 of March 1873.
2) She departed from her home in England
3) Her destination was Minnesota
4) This text provide the information that they took the train, but
we can guess that they had to take a boat to cross the
Pacific Ocean
Question 2: They were probably excited about this journey
Question 3: The main cause of this mindset is because they got told that by going there they will be discovering a new place fulfilled with forest, lakes and have the healthiest climat possible.